{
  "appTitle": "UMEBOX",
  "audioOrigin": "明和電機所蔵の実録音サンプル。公開版で使用する40音素材を収録。",
  "processing": "Leading near-silence removed; peak gain limited to 2.5x; 16-bit PCM WAV copies. No synthesized replacement, no looping. Originals unchanged.",
  "mappingCaveats": [
    "User/manual displayed octave labels are separate from measured scientific roots.",
    "Piamecha/TITER exact source notes retain original recordings and tuning; the source filename+12 measurement convention does not change the shown labels.",
    "Bass uses the measured F2 source within the user-approved A1–G#2 range only.",
    "No hardware MIDI transmission is implemented."
  ],
  "photographOrigin": "https://www.maywadenki.com/news/ume_maywadenki/",
  "photographs": [
    "https://www.maywadenki.com/cms/wp-content/uploads/ume_lp_v.1.1-11.jpg",
    "https://www.maywadenki.com/cms/wp-content/uploads/ume_lp_v.1.1-12.jpg"
  ],
  "officialLogo": "https://www.maywadenki.com/cms/wp-content/themes/maywadenki/images/md_logo.png",
  "physicalRanges": {
    "gum": {
      "labels": [
        "A1",
        "G#2"
      ],
      "chromaticNotes": 12,
      "source": "User request 2026-10-13 and manual page 11"
    },
    "pia": {
      "labels": [
        "F2",
        "D#4"
      ],
      "chromaticNotes": 23,
      "source": "Manual page 11 bracket excludes E4",
      "displayToMeasuredRootSemitones": 12,
      "layout": "Two rows, upper F3–D#4 (11), lower F2–E3 (12), all notes visible in portrait and landscape."
    },
    "titer": {
      "labels": [
        "E3",
        "F3",
        "G3",
        "A3",
        "B3",
        "C4",
        "D4",
        "E4"
      ],
      "noteCount": 8,
      "source": "Manual page 2 orange dots and 2024 catalog eight-note instrument",
      "displayToMeasuredRootSemitones": 12
    },
    "pachi": {
      "pads": [
        "低",
        "高"
      ],
      "pitchedKeyboard": false,
      "sampleOrder": [
        "moku-r",
        "moku-l"
      ],
      "resonanceCheck": [
        {
          "sampleId": "moku-l",
          "dominantResonanceHz": 975.22,
          "peaksHz": [
            975.22,
            984.56,
            965.7,
            954.71,
            945.01,
            741.21
          ],
          "method": "FFT magnitude peaks, first 250ms Hann window. Inharmonic percussion; resonance peaks, not claimed MIDI fundamentals."
        },
        {
          "sampleId": "moku-r",
          "dominantResonanceHz": 796.14,
          "peaksHz": [
            796.14,
            787.17,
            807.5,
            778.2,
            767.94,
            815.73
          ],
          "method": "FFT magnitude peaks, first 250ms Hann window. Inharmonic percussion; resonance peaks, not claimed MIDI fundamentals."
        }
      ]
    },
    "ongen": {
      "padCount": 6,
      "pitchedKeyboard": false,
      "rows": [
        [
          "ベル",
          "シンバル"
        ],
        [
          "スズ",
          "プヨ"
        ],
        [
          "キック",
          "カン"
        ]
      ],
      "sampleOrder": [
        "bell-1",
        "cym",
        "suzu",
        "pyo",
        "kick",
        "kan"
      ],
      "numbering": [
        {
          "number": 1,
          "sound": "ベル"
        },
        {
          "number": 2,
          "sound": "シンバル"
        },
        {
          "number": 3,
          "sound": "スズ"
        },
        {
          "number": 4,
          "sound": "プヨ"
        },
        {
          "number": 5,
          "sound": "キック"
        },
        {
          "number": 6,
          "sound": "カン"
        }
      ],
      "numberDesign": "Large white digits on orange plates, based on the user-provided Ton-Ton-kun reference. Reading order 1–6, preserving the requested six-sound arrangement."
    }
  },
  "catalog": {
    "title": "全製品カタログ2024 ツクバ編 TSUKUBA_0614.pdf",
    "products": {
      "pachi": {
        "model": "パチモクコンパクト",
        "code": "MICO-01",
        "printedPage": 64,
        "pdfPage": 62
      },
      "ongen": {
        "model": "UME 音源",
        "code": "MICO-03",
        "printedPage": 67,
        "pdfPage": 65
      },
      "gum": {
        "model": "ゴムベースDX",
        "code": "MICO-04",
        "printedPage": 68,
        "pdfPage": 66
      },
      "pia": {
        "model": "UME ピアメカ",
        "code": "MICO-05",
        "printedPage": 69,
        "pdfPage": 67
      },
      "titer": {
        "model": "メカチター",
        "code": "MICO-06",
        "printedPage": 70,
        "pdfPage": 68
      }
    },
    "ongenLogo": {
      "asset": "assets/ongen-catalog-logo.svg",
      "printedPage": 67,
      "pdfPage": 65,
      "extraction": "Exact three original vector path groups for 音源. Outlines unchanged, no substitute font.",
      "sourceBBoxPoints": [
        681.5067749,
        96.3774414,
        709.3690796,
        106.2030029
      ]
    }
  },
  "lettering": {
    "manifest": "glyph-provenance.json",
    "method": "Original Maywa katakana vector glyph paths positioned without alteration; DX Latin suffix. 音源 uses catalog vector logo, UMEBOX title uses Latin letters."
  },
  "samples": [
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      "id": "pia-46",
      "url": "assets/pia-46.wav",
      "sourceFile": "PIAMECHA_A#2.wav",
      "root": 58,
      "label": "A♯3",
      "duration": 6.176281179138322,
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      "filenameMidi": 46,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_A#2.wav",
        "frequency": 232.43,
        "midi": 57.95,
        "confidence": 0.981
      }
    },
    {
      "id": "pia-58",
      "url": "assets/pia-58.wav",
      "sourceFile": "PIAMECHA_A#3.wav",
      "root": 70,
      "label": "A♯4",
      "duration": 5.384240362811791,
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      "filenameMidi": 58,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_A#3.wav",
        "frequency": 463.39,
        "midi": 69.9,
        "confidence": 0.992
      }
    },
    {
      "id": "pia-45",
      "url": "assets/pia-45.wav",
      "sourceFile": "PIAMECHA_A2.wav",
      "root": 57,
      "label": "A3",
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      "sourceSha256": "d6a1560ef70868ef6b83e2ba8f9d9f7ac0be6e4f3e334d2eacfbd47731195f21",
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      "filenameMidi": 45,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_A2.wav",
        "frequency": 220.37,
        "midi": 57.03,
        "confidence": 0.982
      }
    },
    {
      "id": "pia-57",
      "url": "assets/pia-57.wav",
      "sourceFile": "PIAMECHA_A3.wav",
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      "label": "A4",
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      "filenameMidi": 57,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_A3.wav",
        "frequency": 442.34,
        "midi": 69.09,
        "confidence": 0.989
      }
    },
    {
      "id": "pia-47",
      "url": "assets/pia-47.wav",
      "sourceFile": "PIAMECHA_B2.wav",
      "root": 59,
      "label": "B3",
      "duration": 6.80891156462585,
      "sourceSha256": "bd5612b6870de533d412ea51323591a9b7bf3f7ff6e7c758f5e9e665048d8aba",
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      "gain": 1.902643623198306,
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_B2.wav",
        "frequency": 247.0,
        "midi": 59.0,
        "confidence": 0.977
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    },
    {
      "id": "pia-59",
      "url": "assets/pia-59.wav",
      "sourceFile": "PIAMECHA_B3.wav",
      "root": 71,
      "label": "B4",
      "duration": 6.072766439909297,
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_B3.wav",
        "frequency": 495.24,
        "midi": 71.05,
        "confidence": 0.993
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    },
    {
      "id": "pia-49",
      "url": "assets/pia-49.wav",
      "sourceFile": "PIAMECHA_C#3.wav",
      "root": 61,
      "label": "C♯4",
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      "trimStartSeconds": 0.00013605442176870748,
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_C#3.wav",
        "frequency": 277.73,
        "midi": 61.03,
        "confidence": 0.984
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    },
    {
      "id": "pia-61",
      "url": "assets/pia-61.wav",
      "sourceFile": "PIAMECHA_C#4.wav",
      "root": 73,
      "label": "C♯5",
      "duration": 5.791768707482993,
      "sourceSha256": "ee685adec77d885d01eac5baa33e41a545fe149fe2259138a844184d5dac6e4a",
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      "gain": 1.9023837169592241,
      "filenameMidi": 61,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_C#4.wav",
        "frequency": 555.94,
        "midi": 73.05,
        "confidence": 0.99
      }
    },
    {
      "id": "pia-48",
      "url": "assets/pia-48.wav",
      "sourceFile": "PIAMECHA_C3.wav",
      "root": 60,
      "label": "C4",
      "duration": 6.150385487528345,
      "sourceSha256": "70bf5021040098ac8d5ef6e9f74bce2fced4dae404fa4baa7fa8c7db86331a70",
      "trimStartSeconds": 0.00235827664399093,
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      "filenameMidi": 48,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_C3.wav",
        "frequency": 262.1,
        "midi": 60.03,
        "confidence": 0.981
      }
    },
    {
      "id": "pia-60",
      "url": "assets/pia-60.wav",
      "sourceFile": "PIAMECHA_C4.wav",
      "root": 72,
      "label": "C5",
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      "filenameMidi": 60,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_C4.wav",
        "frequency": 525.48,
        "midi": 72.07,
        "confidence": 0.993
      }
    },
    {
      "id": "pia-51",
      "url": "assets/pia-51.wav",
      "sourceFile": "PIAMECHA_D#3.wav",
      "root": 63,
      "label": "D♯4",
      "duration": 6.977573696145125,
      "sourceSha256": "8b49b7338354588aa76a7b522292f6d227cd4549b267d28c5711f92e63a7bf67",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_D#3.wav",
        "frequency": 311.75,
        "midi": 63.03,
        "confidence": 0.982
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    },
    {
      "id": "pia-63",
      "url": "assets/pia-63.wav",
      "sourceFile": "PIAMECHA_D#4.wav",
      "root": 75,
      "label": "D♯5",
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      "filenameMidi": 63,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_D#4.wav",
        "frequency": 625.78,
        "midi": 75.1,
        "confidence": 0.986
      }
    },
    {
      "id": "pia-50",
      "url": "assets/pia-50.wav",
      "sourceFile": "PIAMECHA_D3.wav",
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      "label": "D4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_D3.wav",
        "frequency": 294.22,
        "midi": 62.03,
        "confidence": 0.99
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    },
    {
      "id": "pia-62",
      "url": "assets/pia-62.wav",
      "sourceFile": "PIAMECHA_D4.wav",
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      "label": "D5",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_D4.wav",
        "frequency": 588.9,
        "midi": 74.05,
        "confidence": 0.994
      }
    },
    {
      "id": "pia-52",
      "url": "assets/pia-52.wav",
      "sourceFile": "PIAMECHA_E3.wav",
      "root": 64,
      "label": "E4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_E3.wav",
        "frequency": 330.29,
        "midi": 64.03,
        "confidence": 0.981
      }
    },
    {
      "id": "pia-42",
      "url": "assets/pia-42.wav",
      "sourceFile": "PIAMECHA_F#2.wav",
      "root": 54,
      "label": "F♯3",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_F#2.wav",
        "frequency": 185.79,
        "midi": 54.07,
        "confidence": 0.968
      }
    },
    {
      "id": "pia-54",
      "url": "assets/pia-54.wav",
      "sourceFile": "PIAMECHA_F#3.wav",
      "root": 66,
      "label": "F♯4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_F#3.wav",
        "frequency": 370.21,
        "midi": 66.01,
        "confidence": 0.991
      }
    },
    {
      "id": "pia-41",
      "url": "assets/pia-41.wav",
      "sourceFile": "PIAMECHA_F2.wav",
      "root": 53,
      "label": "F3",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_F2.wav",
        "frequency": 175.35,
        "midi": 53.07,
        "confidence": 0.962
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    },
    {
      "id": "pia-53",
      "url": "assets/pia-53.wav",
      "sourceFile": "PIAMECHA_F3.wav",
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      "label": "F4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_F3.wav",
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        "confidence": 0.991
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    },
    {
      "id": "pia-44",
      "url": "assets/pia-44.wav",
      "sourceFile": "PIAMECHA_G#2.wav",
      "root": 56,
      "label": "G♯3",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
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        "file": "PIAMECHA_G#2.wav",
        "frequency": 207.95,
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        "confidence": 0.98
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    },
    {
      "id": "pia-56",
      "url": "assets/pia-56.wav",
      "sourceFile": "PIAMECHA_G#3.wav",
      "root": 68,
      "label": "G♯4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
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        "file": "PIAMECHA_G#3.wav",
        "frequency": 417.3,
        "midi": 68.08,
        "confidence": 0.988
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    },
    {
      "id": "pia-43",
      "url": "assets/pia-43.wav",
      "sourceFile": "PIAMECHA_G2.wav",
      "root": 55,
      "label": "G3",
      "duration": 6.202879818594104,
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      "filenameMidi": 43,
      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_G2.wav",
        "frequency": 196.8,
        "midi": 55.07,
        "confidence": 0.97
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    },
    {
      "id": "pia-55",
      "url": "assets/pia-55.wav",
      "sourceFile": "PIAMECHA_G3.wav",
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      "label": "G4",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
      "pitchMeasurement": {
        "file": "PIAMECHA_G3.wav",
        "frequency": 392.14,
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        "confidence": 0.986
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    },
    {
      "id": "titer-57",
      "url": "assets/titer-57.wav",
      "sourceFile": "TITER A3.wav",
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        "frequency": 445.17,
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    },
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      "sourceFile": "TITER E3.wav",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
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    },
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      "sourceFile": "TITER E4.wav",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
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    },
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      "sourceFile": "TITER F3.wav",
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      "rootBasis": "Measured sounding pitch; source filenames use an octave convention one octave below scientific pitch names.",
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      "sourceFile": "TITER G3.wav",
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    },
    {
      "id": "gum-other",
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      "sourceFile": "GUMBASS DX.wav",
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      "pitchMeasurement": {
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        "frequency": 87.08,
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    },
    {
      "id": "moku-l",
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      "sourceFile": "MOKUGYO L.wav",
      "root": 39,
      "label": "左",
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      "id": "moku-r",
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      "sourceFile": "MOKUGYO R.wav",
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    {
      "id": "kan",
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      "sourceFile": "ONGEN_KAN.wav",
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      "label": "ベル 1",
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    {
      "id": "kick",
      "url": "assets/kick.wav",
      "sourceFile": "ONGEN_KICK.wav",
      "root": null,
      "label": "段ボール",
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      "id": "suzu",
      "url": "assets/suzu.wav",
      "sourceFile": "SUZU.wav",
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    {
      "id": "cym",
      "url": "assets/cym.wav",
      "sourceFile": "ONGEN_CYM.wav",
      "root": null,
      "label": "シンバル",
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    {
      "id": "pyo",
      "url": "assets/pyo.wav",
      "sourceFile": "ONGEN_PYO.wav",
      "root": null,
      "label": "PYO",
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  ],
  "demo": {
    "manifest": "demo-provenance.json",
    "score": "demo.json",
    "title": "ジョリジョリジャーニー",
    "excerptBars": 24,
    "durationSeconds": 36.455712,
    "eventCount": 1666,
    "omittedNotesInExcerpt": 0,
    "interaction": "An All instruments button below the five individual-instrument buttons opens a separate in-page performance view. All51 valid keys/pads are playable. Order: On-Geng, Gumbass, Pachi-Moku, Mecha Zither, Piamecha last. Demo transport is in that view. Back stops demo and manual voices, cancels pending notes, and restores the prior individual instrument.",
    "caption": "サビから曲の最後まで・24小節（約36秒）",
    "locationBasis": "Original chorus marker through the final8bars, retaining every original note duration. No direct recording listening.",
    "octaveAdjustments": {
      "total": 22,
      "highNotesDownOneOctave": 4,
      "lowNotesUpOneOctave": 18,
      "previouslyApprovedChangesPreserved": 20,
      "addedForRequestedExtension": {
        "E4_to_E3": 1,
        "F4_to_F3": 1
      }
    }
  },
  "exhibition": {
    "title": "ジョリジョリジャーニー展",
    "officialUrl": "https://www.maywadenki.com/news/20260921_1018/",
    "checkedAt": "2026-10-13",
    "start": "2026-09-21",
    "end": "2026-10-18",
    "hours": "11:00–18:00",
    "closed": "Mondays, except public holidays",
    "venue": "明和電機ナンセンスファクトリー in 武蔵小山",
    "address": "東京都品川区荏原3-3-18 パルムイベントスペース",
    "admission": "無料",
    "poster": "https://www.maywadenki.com/cms/wp-content/uploads/202609_flier.jpg",
    "posterSha256": "ce8888914b9fc883bf9e916713f3d97543870ebfb69de8eaafd87f806fd5ec8c",
    "posterProcessing": "Original official poster, copied unchanged from the previously verified exhibition site asset.",
    "status": "Date-aware in Asia/Tokyo; period status, not a promise that the venue is open at the current hour.",
    "mobileBanner": {
      "text": "本物を鳴らしたい人はこちら！",
      "target": "#exhibitionArticle",
      "display": "Mobile widths up to600px; fixed bottom with safe-area padding.",
      "reserve": "ResizeObserver measures banner height and reserves document-bottom space, including font/viewport changes.",
      "expiresAfter": "2026-10-18 in Asia/Tokyo"
    },
    "experienceBadge": {
      "text": "展覧会では本物が触れるよ",
      "presentation": "Orange circle in normal document flow. No image or control overlap.",
      "display": "Shown during2026-09-21–2026-10-18 in Asia/Tokyo; hidden outside this exhibition period."
    },
    "venuePhoto": {
      "originalFile": "DSC08281.JPG",
      "localAsset": "assets/jorijori-instruments.webp",
      "sha256": "36ffae8b48f0a3e82239939e7ca55a4ece3db300ce3765e6a8f401a8e94a69c2",
      "size": [
        1800,
        1200
      ],
      "processing": "Reused the previously verified exhibition-site WebP at1800×1200, copied unchanged. Original JPEG untouched; no generative changes or crop.",
      "visualVerification": "Viewed on2026-10-13: instruments line the stage around a work-uniform mannequin, with playable consoles in the foreground."
    }
  },
  "storeProducts": [
    {
      "name": "UME日記（完全版）",
      "type": "書籍",
      "url": "https://maywadenki.stores.jp/items/68c27e761d2b9a265ce7ee4a",
      "image": "https://imagedelivery.net/QondspN4HIUvB_R16-ddAQ/52d7d6f3236a1e0ea5000023/41b120316ecbfb0d0363.png/fit=cover,w=920,h=920",
      "localAsset": "assets/ume-diary.avif",
      "imageSha256": "94ccd1522b913706464fc790fea4c1b93fb8a86884950c0790c391ea0497d15a",
      "verification": "Official STORES page and actual product image viewed in cloud browser on2026-10-13; image downloaded from the visible image element, AVIF920×920 as served, unchanged.",
      "priceOrStockShown": false
    },
    {
      "name": "アルバム「梅 明和電機」 並ver.",
      "type": "MP3ダウンロード商品",
      "url": "https://maywadenki.stores.jp/items/69febca6d501989d572f3433",
      "image": "https://imagedelivery.net/QondspN4HIUvB_R16-ddAQ/52d7d6f3236a1e0ea5000023/26799ff36b0dfe95f88c.png/fit=cover,w=920,h=920",
      "localAsset": "assets/ume-album.avif",
      "imageSha256": "dad60a878bf382b910621915881df998d2c5695460c4cdaf7e8780fad9eb6928",
      "verification": "Official STORES page and actual product image viewed in cloud browser on2026-10-13; image downloaded from the visible image element, AVIF920×920 as served, unchanged.",
      "priceOrStockShown": false
    }
  ],
  "midiInput": {
    "channels": {
      "1": "ドラム（音源）",
      "2": "パチモク",
      "3": "ゴムベースDX",
      "4": "UMEピアメカ",
      "5": "メカチター"
    },
    "notation": "C4=MIDI60; incoming numbers directly map to the existing displayed keyboard. Recording acoustic anchors remain unchanged.",
    "drumNotes": {
      "bell": 43,
      "cymbal": 45,
      "suzu": 40,
      "puyo": 41,
      "kick": 36,
      "kan": 38
    },
    "woodfishNotes": {
      "low": 49,
      "high": 51
    },
    "pitchedNotes": {
      "gum": [
        33,
        44
      ],
      "pia": [
        41,
        63
      ],
      "titer": [
        52,
        53,
        55,
        57,
        59,
        60,
        62,
        64
      ]
    },
    "permissions": "Explicit user action; requestMIDIAccess({sysex:false}); input ports only; device names stay in the browser.",
    "references": [
      "https://www.w3.org/TR/webmidi/",
      "https://developer.chrome.com/blog/web-midi-permission-prompt"
    ],
    "verification": "Synthetic MIDI and mocked Web Audio tests; physical MIDI hardware not tested."
  }
}