Hana-tan Uoo
[Nagashima Chousuke] Kigenzen 10000 Nen no Ota | 来到紀元前1万年的阿宅 Ch. 4-7 [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]