[Nagashima Chousuke] Kigenzen 10000 Nen no Ota Ch. 1-20

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota Ch. 1-18, 20

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota Ch. 1-19

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-17 [English] [Natty Translations, Lazarus H]

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | 来到紀元前1万年的阿宅 Ch. 4-14 [Chinese] [dragonolim个人中文翻译]

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-13 [English] [Natty Translations, Lazarus H]

[OTA OFFICE (Mikepon)] THE iDOLM@STER CINDERELLA GIRLS X-RATED 2 [Digital]

[OTA OFFICE (Mikepon)] THE iDOLM@STER CINDERELLA GIRLS X-RATED 765 [Digital]

(C73) [Monte Carlo-ya, Sangatsu Usagi, OTA (Sena Monaco, Yuuki Sayaka, Megurogawa Una)] Kaidoutsuuhou 777 Vol. 2 Featuring Rio (Super Black Jack)

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-7 [English] [Natty Translations, Lazarus H]

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | 来到紀元前1万年的阿宅 Ch. 4-5 [Chinese] [dragonolim个人中文翻译]

(C76) [OTA (Megurogawa Una)] Sengoku Boin - Oppai Saves the Hinomoto (Sengoku Basara) [English]

(C72) [OTA (Megurogawa Una)] SLOTGALS:04 Colorio!! Rio Para Dynamite Wave (Rio Paradise)

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota Ch. 1-18

[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-20 [English] [Natty Translations, Lazarus H]

(COMIC1☆9) [Great Canyon (Deep Valley)] Loli Kyonyuu Kami Hestia-sama ga Dosukebe Arbeit! Kimo-Ota Choumin ni Damasarete Shojo Chitsu Dungeon o Namahame Daibouken & Ohara de Arata na Familiar o Seisan Shichau Hon [English] [Fated Circle]

(COMIC1☆9) [Great Canyon (Deep Valley)] Loli Kyonyuu Kami Hestia-sama ga Dosukebe Arbeit! Kimo-Ota Choumin ni Damasarete Shojo Chitsu Dungeon o Namahame Daibouken & Ohara de Arata na Familiar o Seisan Shichau Hon. (Dungeon ni Deai o Motomeru no wa Machig)

[Nagashima Chousuke] Seireki 2200 Nen no Ota Ch. 1-21

Ketsuen no Nai Mei ni Cosplay o Saseru Ota Nou Oji

Ota x Gal

Seireki 2200 Nen no Ota Ch.11-15

Seireki 2200 Nen no Ota Ch. 11-16

Muchimuchi de Zenshin Seikantai no Jimi Ota Joshi to, Ikimakuri Icha Love & Kozukuri suru Hanashi

Kigenzen 10000 Nen no Ota Ch. 1-26

Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-23

Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-24

Kigenzen 10000 Nen no Ota Ch. 1-25

Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C.

Ota Imouto ga Namaiki Sugite Meiwaku Sugiru

Ota Demonai Joshi ga Comiket 4-kkame ni Asobi ni Yattekita in Melon

Kigenzen 10000 Nen no Ota Ch. 24

Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-25

Seireki 2200 Nen no Ota Ch.1-9

Naisho no Ota x Bitch

Kigenzen 10000 Nen no Ota | The Otaku in 10,000 B.C. Ch. 1-26