Season 1

Genshiken

げんしけん

2004-10-10 to 2004-12-26

12 episodes (25 minutes)

Comedy, Slice of Life

Palm Studio

OVA

くじびきアンバランス

Kujibiki Unbalance

2004-12-22 to 2005-04-22

3 episodes (25 minutes)

Comedy, Romance

Palm Studio

OVA

げんしけん OVA

Genshiken OVA

2006-12-22 to 2007-04-25

3 episodes (24 minutes)

Comedy, Slice of Life

Ajiado

Season 2

げんしけん2

Genshiken 2

2007-10-10 to 2007-12-26

12 episodes (24 minutes)

Comedy, Slice of Life

Arms

Special

ラーメン天使プリティメンマ

Ramen Tenshi Pretty Menma

2008-01-25

20 minutes

Comedy

Season 3

Genshiken Second Generation

げんしけん 二代目

Genshiken Nidaime

2013-06-29 to 2013-09-29

13 episodes (24 minutes)

Comedy, Slice of Life

Production I.G

Special

Genshiken Second Generation Specials

げんしけん 二代目 映像特典

Genshiken Nidaime Specials

2013-09-04 to 2013-12-11

4 episodes (3 minutes)

Comedy, Slice of Life

OVA

Genshiken Second Generation OVA

げんしけん 二代目の六

Genshiken Nidaime no Roku

2013-12-20

23 minutes

Comedy, Slice of Life

Production I.G

Manga

Genshiken

げんしけん

Shimoku Kio - Story & Art

2002-04-25 to 2006-05-25

55 Chapters

9 Volumes

Novel

Genshiken: Return of the Otaku

げんしけん 拝入蘭人の野望~Return of the OTAKU~

Genshiken Hairu Ranto no Yabou: Return of the OTAKU

Kazutoshi Iida - Story

Shimoku Kio - Art

2008-01-22

7 Chapters

1 Volume

Manga

Genshiken: Second Season

げんしけん: 二代目

Genshiken Nidaime

Shimoku Kio - Story & Art

2010-12-25 to 2016-08-25

72 Chapters

12 Volumes