| Nazwa studia/producenta |
| G-PLUS |
| G.D.H. |
| G&G Entertainment |
| Gaga Communications |
| Gainax |
| Ganges |
| Gansis |
| Gantz Partners |
| GENCO |
| Geneon |
| Nazwa studia/producenta |
| Ginga-ya |
| Girl's High Production Committee |
| GONZO |
| Goodhill Vision |
| Grasshoppa! |
| Green Bunny |
| Grenadier Production Project |
| Group Donguri |
| Group TAC |
