Group tsurupeta kenkyuusho

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 011

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Tokubetsu Houkokusho ~Artbook of Hirohiroki

(C57) [Tsurupeta Kenkyuusho (Hoshino Fuuta, Okaya Hitsuji)] Hoshino Fuuta no Oekaki Book (Various)

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report

(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report

(C73) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Tsurupeta Kyoudan no Yabou " - Turupeta Recearch Report

(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report

(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report

(C70) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho No. 01 ~Onnanoko Monster no Jittai~ (Various)