Ajiado
| Logo used as of 2014 | |
| Native name | 株式会社亜細亜堂 | 
|---|---|
| Romanized name | Kabushiki-gaisha Ajiadō | 
| Company type | Kabushiki gaisha | 
| Industry | Japanese animation | 
| Founded | October 4, 1978 | 
| Founder | Tsutomu Shibayama, Osamu Kobayashi, Michishiro Yamada | 
| Headquarters | Oto, , Japan | 
| Key people | Shinichiro Ozawa (President) | 
| Number of employees | 81 | 
| Subsidiaries | Dap International, Inc. Japan Taps | 
| Website | ajiado.co.jp | 
Ajiado Co., Ltd. (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."