Doujin · Tsurupeta Kenkyuusho

Tsurupeta Kenkyuusho Triangle horse race

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 011

[つるぺた研究所 (よろず)] つるぺた研究報告書011

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

[つるぺた研究所 (よろず)] つるぺた研究報告書005「電撃地獄」

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

(C77) [つるぺた研究所 (よろず)] つるぺた研究報告書「新必殺技の恐怖」

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

(C74) [つるぺた研究所 (よろず)] つるぺた研究報告書「下級戦闘員の一生」