(C46) [Koa (Various)] Enema no Tenchi (Tenchi Muyou!)

[Momose Koa] Meaani R18 Rogu ①

(C51) [Koa (Various)] Dengeki Inuoh 4 (Various)

[Koa (Various)] Enema no Tenchi 3 (Various)

(C53) [Koa (Various)] Dengeki Inuoh 1997 Winter (Various)

(C47) [Koa (Various)] Enema no Tenchi 2 (Tenchi Muyou!)

(C47) [Koa (Yugawara Atami)] Aeka na Asa + Aeka no Yoru (Enema no Tenchi 2) (Tenchi Muyo!) [English] [TripleSevenScans]

(C55) [Koa (Yugawara Atami)] Dengeki Inuoh Dash (Various)

(C47) [Koa (Various)] Enema no Tenchi 2 (Tenchi Muyo!)

(C48) [Koa] Enema no Tenchi 3 (Tenchi Muyou!)