birthdate: '0000-03-11'
birthplace: Chiba Prefecture, Japan
discography:
- catalog: MACM-1001
  date: '1997-10-22'
  link: album/72664
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti ~please stay you at the day we spent together 1~
    ja: センチメンタルグラフティー ～あの日のままのキミでいて…①～
    ja-latn: Sentimental Graffiti ~please stay you at the day we spent together 1~
  type: drama
- catalog: MACM-1002
  date: '1997-11-19'
  link: album/72665
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti II ~please stay you at the day we spent together 2~
    ja: センチメンタルグラフティII ～あの日のままのキミでいて…②～
    ja-latn: Sentimental Graffiti II ~please stay you at the day we spent together
      2~
  type: drama
- catalog: MACM-1003
  date: '1997-12-17'
  link: album/13694
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti III ~only five second, until you meet me again like passed
      days 1~
    ja: センチメンタルグラフティ III ～再会５秒前、出会った頃のように①～
    ja-latn: Sentimental Graffiti III ~only five second, until you meet me again like
      passed days 1~
  type: drama
- catalog: F&C-091B
  date: '1997-12-26'
  link: album/112374
  reprint: false
  roles:
  - Original Work
  titles:
    en: Dousoukai Art Collection with Mini Drama CD
    ja: 同窓会 Art Collection with ミニドラマCD
    ja-latn: Dousoukai Art Collection with Mini Drama CD
  type: bonus
- catalog: BPAM-006
  date: '1998'
  link: album/115947
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti Drama CD 6: Asuka Hoshino'
    ja: センチメンタルグラフティ ドラマCD 6 星野明日香
    ja-latn: 'Sentimental Graffiti Drama CD 6: Asuka Hoshino'
  type: bonus
- catalog: MACM-1004
  date: '1998-02-18'
  link: album/72666
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti IV ~only five second, until you meet me again like passed
      days 2~
    ja: センチメンタルグラフティ IV ～再会５秒前、出会った頃のように②～
    ja-latn: Sentimental Graffiti IV ~only five second, until you meet me again like
      passed days 2~
  type: drama
- catalog: MACM-1011
  date: '1998-08-01'
  link: album/72668
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti VI ~Omoide no School Days 2~
    ja: センチメンタルグラフティⅥ 想い出のスクールデイズ②
    ja-latn: Sentimental Graffiti VI ~Omoide no School Days 2~
  type: drama
- catalog: LOVE-S-004
  date: '1999-01-17'
  link: album/7870
  reprint: false
  roles:
  - Illustrator
  titles:
    en: Friends Ending Theme "Omoide wa Mune ni Sotto...
    ja: フレンズ・エンディングテーマ 「思い出は胸にそっと…」
    ja-latn: Friends Ending Theme "Omoide wa Mune ni Sotto...
  type: game
- catalog: KICA-5017
  date: '1999-03-26'
  link: album/2804
  reprint: false
  roles:
  - Illustrator
  titles:
    en: Friends ~Seishun no Kagayaki~ Original Sound Track
    ja: フレンズ ～青春の輝き～ オリジナル サウンドトラック
    ja-latn: Friends ~Seishun no Kagayaki~ Original Sound Track
  type: game
- catalog: NECL-33002
  date: '2000-04-01'
  link: album/14601
  reprint: false
  roles:
  - Illustrator (as Tomohisa Kai甲斐智久)
  titles:
    en: Sentimental Graffiti Super Best ~Setsunasa no Tobira~
    ja: センチメンタルグラフティ スーパーベスト ～せつなさの扉～
    ja-latn: Sentimental Graffiti Super Best ~Setsunasa no Tobira~
  type: game
- catalog: NEDL-10003
  date: '2000-05-10'
  link: album/11702
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Dear my friend / Honoka Sawatari'
    ja: センチメンタルグラフティ2 Dear my friend / 沢渡ほのか
    ja-latn: 'Sentimental Graffiti 2: Dear my friend / Honoka Sawatari'
  type: game
- catalog: NEDL-10004
  date: '2000-05-10'
  link: album/11713
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Kokyou no Kaze / Taeko Adachi'
    ja: センチメンタルグラフティ2 故郷の風 / 安達妙子
    ja-latn: 'Sentimental Graffiti 2: Kokyou no Kaze / Taeko Adachi'
  type: game
- catalog: NEDL-10005
  date: '2000-05-10'
  link: album/11714
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Ribbon / Emiru Nagakura'
    ja: センチメンタルグラフティ2 Ribbon / 永倉えみる
    ja-latn: 'Sentimental Graffiti 2: Ribbon / Emiru Nagakura'
  type: game
- catalog: NEDL-10006
  date: '2000-05-10'
  link: album/11715
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Yuki / Asuka Hoshino'
    ja: センチメンタルグラフティ2 雪 / 星野明日香
    ja-latn: 'Sentimental Graffiti 2: Yuki / Asuka Hoshino'
  type: game
- catalog: NEDL-10007
  date: '2000-05-10'
  link: album/11719
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Fuyu no Mukou he / Miyuki Hosaka'
    ja: センチメンタルグラフティ2 冬の向こうへ / 保坂美由紀
    ja-latn: 'Sentimental Graffiti 2: Fuyu no Mukou he / Miyuki Hosaka'
  type: game
- catalog: NEDL-10008
  date: '2000-05-10'
  link: album/11734
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Nu-Ke-Ga-Ke / Rurika Yamamoto'
    ja: センチメンタルグラフティ2 ぬ・け・が・け / 山本るりか
    ja-latn: 'Sentimental Graffiti 2: Nu-Ke-Ga-Ke / Rurika Yamamoto'
  type: game
- catalog: NEDL-10009
  date: '2000-05-10'
  link: album/11735
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Silk no Tameiki / Wakana Ayasaki'
    ja: センチメンタルグラフティ2 シルクの溜め息 / 綾崎若菜
    ja-latn: 'Sentimental Graffiti 2: Silk no Tameiki / Wakana Ayasaki'
  type: game
- catalog: NEDL-10010
  date: '2000-05-10'
  link: album/11736
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Sugao no Mama de / Kaho Morii'
    ja: センチメンタルグラフティ2 素顔のままで / 森井夏穂
    ja-latn: 'Sentimental Graffiti 2: Sugao no Mama de / Kaho Morii'
  type: game
- catalog: NEDL-10011
  date: '2000-05-10'
  link: album/11737
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: White Story~Fuyu no Kakera / Manami Sugihara'
    ja: センチメンタルグラフティ2 White Story～冬のかけら / 杉原真奈美
    ja-latn: 'Sentimental Graffiti 2: White Story~Fuyu no Kakera / Manami Sugihara'
  type: game
- catalog: NEDL-10012
  date: '2000-05-10'
  link: album/11738
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Twinkle Star / Yuu Nanase'
    ja: センチメンタルグラフティ2 Twinkle Star / 七瀬優
    ja-latn: 'Sentimental Graffiti 2: Twinkle Star / Yuu Nanase'
  type: game
- catalog: NEDL-10013
  date: '2000-05-10'
  link: album/11739
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Eternal / Chie Matsuoka'
    ja: センチメンタルグラフティ2 Eternal / 松岡千恵
    ja-latn: 'Sentimental Graffiti 2: Eternal / Chie Matsuoka'
  type: game
- catalog: NEDL-10014
  date: '2000-05-10'
  link: album/11740
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: September Rain / Akira Endou'
    ja: センチメンタルグラフティ2 September Rain / 遠藤晶
    ja-latn: 'Sentimental Graffiti 2: September Rain / Akira Endou'
  type: game
- catalog: NEDL-10015
  date: '2000-05-10'
  link: album/11742
  reprint: false
  roles:
  - Character Designer (as Tomohisa Kai甲斐智久)
  titles:
    en: 'Sentimental Graffiti 2: Tatta Hitotsu no Omoide / S.G.Girls'
    ja: センチメンタルグラフティ2 たった一つの想い出 / S.G.Girls
    ja-latn: 'Sentimental Graffiti 2: Tatta Hitotsu no Omoide / S.G.Girls'
  type: game
- catalog: LOVE-S-007
  date: '2001-04-28'
  link: album/7871
  reprint: false
  roles:
  - Illustrator
  titles:
    en: -DOUSOUKAI AGAIN- PICTURE MAXI CD / Doors Music Entertainment
    ja: 同窓会again PICTURE MAXI CD
    ja-latn: -DOUSOUKAI AGAIN- PICTURE MAXI CD / Doors Music Entertainment
  type: game
- catalog: LOVE-A-021~2
  date: '2001-09-29'
  link: album/22790
  reprint: false
  roles:
  - Illustrator
  titles:
    en: DOUSOUKAI again&refrain SOUNDTRACKS
    ja: 同窓会 again&refrain SOUNDTRACKS
    ja-latn: DOUSOUKAI again&refrain SOUNDTRACKS
  type: game
featured_on: []
info:
  Birthdate: Mar 11
  Birthplace: Chiba Prefecture, Japan
  Credited works: 25 albums in database
  Credits:
  - 13 character designer
  - 11 illustrator
  - 1 original work
  Variations:
  - names:
      en: Toru Mizutani
link: artist/68651
meta:
  added_date: 2025-01-17T11:18
  edited_date: 2025-01-17T11:20
  fetched_date: 2026-01-04T03:46
  ttl: 86400
  visitors: 174
name: Tohru Mizutani
name_real: 水谷 とおる
name_trans: みずたに とおる
notes: 'Japanese character designer, illustrator & doujin artist.

  Uses the alias "Tomohisa Kai" when designing characters for games like "Sentimental
  Graffiti."

  In August 1996, he started the doujin circle Crank In.

  He also was part of the circle Ruins of Heaven.'
sex: male
type: Individual
vgmdb_link: https://vgmdb.net/artist/68651?perpage=99999
websites:
  Reference: []
