| instruments |
|---|
| 1994-05-28 | Mimi No Ho | Ko Ishikawa | sho | Vladimir Tonkha, Ko Ishikawa, Kishiko Suzumi | 10:29 |
| 2006-03-04 | too (for erwin-josef speckmann) | Ko Ishikawa | sho | Irene Kurka, Jürg Frey, Ko Ishikawa, Rhodri Davies | 1:02:07 |
| 「処暑に満つ」(Shosho ni mitsu) | Ko Ishikawa | sho [shō] | Ryuichi Sakamoto | 5:02 |
| Cathode #3 | | sho | 大友良英 | 22:16 |
| Come Down to Earth Where Sorrow Dwelleth | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Toshimaru Nakamura, Magnus Granberg | 52:27 |
| Life, Life | Ko Ishikawa | sho [shō] | Ryuichi Sakamoto | 4:24 |
| LIFE, LIFE | Ko Ishikawa | sho [shō] | Ryuichi Sakamoto | 4:24 |
| Mirage | Ko Ishikawa | sho | Elisabeth Chojnacka, Ko Ishikawa | 6:32 |
| Sabu To Ichi Torimonohikae: Opening Theme | | sho | 大友良英 | 4:16 |
| The Eighteenth Collection: Pattern A | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi, Rieko Suzuki | 3:19 |
| The Eighteenth Collection: Pattern B | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi, Rieko Suzuki | 3:48 |
| The Eighteenth Collection: Pattern C | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi, Rieko Suzuki | 3:46 |
| The Eighteenth Collection: Pattern D | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi, Rieko Suzuki | 3:44 |
| The Fourth Collection: Pattern A | Ko Ishikawa | sho | Ko Ishikawa, Rieko Suzuki | 2:57 |
| The Fourth Collection: Pattern B | Ko Ishikawa | sho | Ko Ishikawa, Rieko Suzuki | 2:00 |
| The Fourth Collection: Pattern C | Ko Ishikawa | sho | Ko Ishikawa, Rieko Suzuki | 1:51 |
| The Fourth Collection: Pattern D | Ko Ishikawa | sho | Ko Ishikawa, Rieko Suzuki | 2:13 |
| The Seventeenth Collection: Pattern A | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi | 4:01 |
| The Seventeenth Collection: Pattern B | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi | 2:41 |
| The Seventeenth Collection: Pattern C | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi | 4:26 |
| The Seventeenth Collection: Pattern D | Ko Ishikawa | sho | Ko Ishikawa, Miki Maruta, Yoko Nishi | 2:41 |
| vocals |
|---|
| 2000-07-30 | 君が代 (和歌披講) | | | 芝祐靖, 石川髙, 八木千暁, 田渕勝彦 | 1:46 |
| instruments |
|---|
| 2007-11 | The Moment’s Energy | Ko Ishikawa | sho [shô] | Evan Parker Electro-Acoustic Ensemble | |
| 2010-05-21 – 2010-05-22 | Hasselt | Ishikawa Ko | sho | Evan Parker Electroacoustic Ensemble | |
| ONJO | | sho | Otomo Yoshihide’s New Jazz Orchestra | |
| Protoplasm | | sho | Kyo Ichinose | |
| The Ancient Magus Bride: Those Awaiting a Star Original Soundtrack | | sho | 松本淳一 | |
| composed |
|---|
| Hasselt 1 | Ishikawa Ko | | | |
| Hasselt 3 | Ishikawa Ko | | | |
