|Founded||October 4, 1978|
|Founder||Tsutomu Shibayama, Osamu Kobayashi, Michishiro Yamada|
|Headquarters||Saitama, Saitama Prefecture, Japan|
|Masahiro Okamura (President)|
|Owner||Dap International, Inc.|
Number of employees
|Subsidiaries||Dap International, Inc.|
Ajia-do Animation Works Inc. (Japanese: 株式会社亜細亜堂, Hepburn: Kabushiki-gaisha Ajiadō) is a Japanese animation studio established on October 4, 1978. It is noted for anime series including Spirit of Wonder, Absolute Boy, Izetta: The Last Witch, and several others, including the long-running NHK series Nintama Rantarō. Its name can be translated as "Hall of Asia."
The studio was founded in 1978 by the noted animators Tsutomu Shibayama, Osamu Kobayashi and Michishiro Yamada, former members of the animation studio A Production, under the corporate title Yugen-kaisha Ajiadō (有限会社亜細亜堂). The name Ajiadō is a penname used by Tsutomu Shibayama and Osamu Kobayashi.
In 1985, it formally became a kabushiki gaisha (business corporation). In 1987, it produced its first series, the OVA Twilight Q (トワイライトQ, Towairaito Q). It established the company Dap International Kabushiki-gaisha (ダップインターナショナル株式会社, Dappu Intānashonaru Kabushiki-gaisha) in 1990. In 1998, the studio established a digital animation division to produce its digital animation.
In 2005, the studio produced Zettai Shōnen, which was directed by Tomomi Mochizuki and premiered on NHK BS2. In 2007, it produced Emma – A Victorian Romance: Second Act, the second season of Emma – A Victorian Romance.
- Miracle Girls (1993)
- Nintama Rantarō (1993–present)
- Wankorobe (1996–1997)
- Kaiketsu Zorori (2004–2005)
- Majime ni Fumajime Kaiketsu Zorori (2005–2007)
- Absolute Boy (2005)
- Kujibiki Unbalance (2006)
- Emma – A Victorian Romance: Second Act (2007)
- DD Fist of the North Star (2013–2015)
- Hokuto no Ken: Ichigo Aji (2015)
- Izetta: The Last Witch (2016)
- How Not to Summon a Demon Lord (2018)
- Ascendance of a Bookworm (2019–present)
- Kakushigoto: My Dad's Secret Ambition (2020)
- Motto! Majime ni Fumajime Kaiketsu Zorori (2020)
- Kemono Jihen (2021)
- Maison Ikkoku: Kanketsuhen (1988)
- Eiga Nintama Rantarō (1996)
- Majime ni Fumajime Kaiketsu Zorori: Nazo no Otakara Daisakusen (2006)
- You Are Umasou (2010)
- Gekijō-ban Anime Nintama Rantarō Ninjutsu Gakuen Zenin Shutsudō! no Dan (2011)
- Magic Tree House (2011)
- Kaiketsu Zorori Da-Da-Da-Daibouken! (2012)
- Kaiketsu Zorori: Mamoru ze! Kyouryuu no Tamago (2013)
- Kaiketsu Zorori: Uchū no Yūsha-tachi (2015)
- Eiga Kaiketsu Zorori ZZ no Himitsu (2017)
- Seven Days War (2019)
- Time Knot: Reflection (1987)
- Shiratori Reiko de Gozaimasu! (1990)
- Here Is Greenwood (1991–1993)
- Spirit of Wonder: Chaina-san no Yūutsu (1992)
- Yokohama Kaidashi Kikō (1998)
- Azumanga Web Daioh (2000)
- Spirit of Wonder (2001–2004)
- Yokohama Kaidashi Kikō: Quiet Country Cafe (2002–2003)
- Kujibiki Unbalance (2004–2005; production by Palm Studio)
- Genshiken (2006–2007)
- Ascendance of a Bookworm (2020)
- 亜細亜堂とは - はてなダイアリー (in Japanese). Retrieved 2007-04-23.
- "Seven Days War Anime Film's Teaser Reveals Ajia-do Studio, December Opening". Anime News Network. June 11, 2019. Retrieved June 11, 2019.
- "Ascendance of a Bookworm Anime's OVA Episodes Previewed in Video". Anime News Network. January 7, 2020. Retrieved January 7, 2020.