| Domain | Museum | City | State |
| tokugawa.art.museum | The Tokugawa Reimeikai Foundation | Tokyo | |
| npo-aso.museum | Aso museum | Aso | Kumamoto |
| sakima.art.museum | Sakima Art Museum | Ginowan | Okinawa |
| kawaguchi.science.museum | Kawaguchi Science Museum | Kawaguchi | Saitama |
| miraikan.museum | National Museum of Emerging Science and Innovation | Koto-ku | Tokyo |
| mori.art.museum | Mori Art Museum | Minato-ku | Tokyo |
| honda.museum | Honda Motor Co., Ltd. | Minato-ku | Tokyo |