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Home/Browse/Seiichirou Ooyama

Creator

Seiichirou Ooyama

大山誠一郎

Creator

[Twitter](https://twitter.com/oyama_seiichiro) A mystery novelist.

Works1

Alibi Kuzushi Uketamawarimasu

Alibi Kuzushi Uketamawarimasu

MysteryPsychological

Seiichirou Ooyama — Manhwa & Manga — Manhwa Weebs