Writer, editor, artist. Leader of the editorial team of his limited circulation magazine called 軌道ラウンジ (Kidou Lounge, lit. Orbit Lounge).

Japanese name: コイワイ ソウイチ (Koiwai Souichi)
Other name: コイソ (Koiso)
Group name: 軌道ラウンジ (Kidou Lounge)
Site name: small9.web
koiwai souichi