discography:
- catalog: 32XL-209
  date: '1987-06-10'
  link: album/49096
  reprint: false
  roles:
  - Mixing Engineer
  titles:
    en: HOSHI NO HITOMI NO SILHOUETTE
    ja: 星の瞳のシルエット
    ja-latn: HOSHI NO HITOMI NO SILHOUETTE
  type: print
- catalog: 32XL-243
  date: '1987-09-25'
  link: album/57136
  reprint: false
  roles:
  - Recording Engineer
  titles:
    en: YOU&ME
    ja: 優&魅衣
    ja-latn: YOU&ME
  type: print
- catalog: HBCL-7041
  date: '1990-12-19'
  link: album/120521
  reprint: false
  roles:
  - Engineer
  titles:
    en: Sainou no Houko / Masayuki Yamamoto
    ja: 才能の宝庫 / 山本正之
    ja-latn: Sainou no Houko / Masayuki Yamamoto
  type: works
- catalog: PICA-1055
  date: '1995-01-25'
  link: album/118462
  reprint: false
  roles:
  - Recording Engineer
  - Mixing Engineer
  titles:
    en: Ano Yo no Hate / Masayuki Yamamoto
    ja: アノ世ノ果テ / 山本正之
    ja-latn: Ano Yo no Hate / Masayuki Yamamoto
  type: works
- catalog: CODC-689
  date: '1995-07-21'
  link: album/118823
  reprint: false
  roles:
  - Recording Engineer
  - Mixing Engineer
  titles:
    en: Konomachi Daisuki / Masayuki Yamamoto
    ja: このまちだいすき / 山本正之
    ja-latn: Konomachi Daisuki / Masayuki Yamamoto
  type: live
- catalog: WPC7-10070~9
  date: '2000-11-22'
  link: album/119615
  reprint: false
  roles:
  - Recording Engineer
  titles:
    en: THE Pokopokkon / Masayuki Yamamoto
    ja: THE ポコポッコン / 山本正之
    ja-latn: THE Pokopokkon / Masayuki Yamamoto
  type: anime
- catalog: BBCA-3007
  date: '2009-03-25'
  link: album/119648
  reprint: false
  roles:
  - Recording Engineer
  - Mixing Engineer
  titles:
    en: THE Pakapackan / Masayuki Yamamoto
    ja: THE パカパッカン / 山本正之
    ja-latn: THE Pakapackan / Masayuki Yamamoto
  type: anime
featured_on: []
info:
  Credited works: 7 albums in database
  Credits:
  - 5 recording engineer
  - 4 mixing engineer
  - 1 engineer
link: artist/51758
meta:
  added_date: 2022-07-14T02:57
  edited_date: 2022-07-14T02:57
  fetched_date: 2026-01-11T15:57
  ttl: 86400
  visitors: 240
name: Masao Osaka
name_real: 大坂 正雄
name_trans: おおさか まさお
notes: No notes available for this artist.
type: Individual
vgmdb_link: https://vgmdb.net/artist/51758?perpage=99999
websites: {}
