[Atelier Dr.HEAD'S (Katou Chakichi)] Chousa Hedan Hakusen Chitai (Shingeki no Kyojin) [Digital] Pics [アトリエDr.HEAD'S (加藤茶吉)] 調査兵団 白線地帯 (進撃の巨人) [DL版]

[Atelier Dr.Head's (Katou Chakichi)] Jonah hon Shitagaki Shuu - Katoucha Kichi

[Atelier Dr.HEAD’S (Katou Chakichi)] Mesumin (Shingeki no Kyojin) [English] {Hennojin} [Digital]

[Atelier Dr.HEAD’S (Katou Chakichi)] Iede Jounen Mucchiri Ketsuman Hitodumaka Keikaku | Runaway Boy’s Fleshy AnalC*nt-ification Project [English] {Hennojin} [Digital]

[Atelier Dr.HEAD'S (Katou Chakichi)] Shounen Levi Joshou (Shingeki no Kyojin) [Digital]

[Atelier Dr.HEAD'S (Katou Chakichi)] CHACKEY works [Digital]

Katou Chakichi (Atelier Dr.Head's) - Kenpeidan no Buta-domoe (SnK)

[Atelier Dr.HEAD'S (Katou Chakichi)] Mesumin (Shingeki no Kyojin) [Digital]

[Atelier Dr.HEAD'S (Katou Chakichi)] Mesumin (Shingeki no Kyojin) [Chinese] [管少女汉化] [Digital]

[Atelier Dr.HEAD'S (Katou Chakichi)] Levi Choukyou roku (Shingeki no Kyojin) [Digital]

Hospital AU (Shingeki no Kyojin) [English]