Groups
- ugaya 74th 2
- ugc 63
- uge connection 2
- ugeman 26
- ugetsu no shizuku 4
- ugo 3
- ugokuna pharmacy theta 24
- ugou no shuu 5
- uguisu kagura 4
- uguisuya 105
- uhii 7
- uhou homura 1
- uhouho 1
- uijin de gozaru 2
- uirokai 2
- uishiro 6
- ujamaru 5
- uji 4
- uji matcha-kan 2
- ujita honpo 1
- uk-violet 43
- uk-works 16
- uka to mayu 2
- ukaipu 6
- ukato studios 10
- ukatsu de wa nai 66
- ukedan 10
- ukikusaya 7
- ukin no katana 1
- ukisystem 49
- ukkaridou 70
- ukonnemi 4
- ukoz 1
- ukso 2
- ulala 10
- ulb 2
- ulogbe 1
- ultimania 5
- ultimate 3d porn 2
- ultimate os 2
- ultimate safaripark 1
- ultimate sensei 2
- ultimate sugar 6
- ultimate weapon megane 4
- ultimate works 8
- ultimate zekkouchou 5
- ultimatepowers 30
- ultra boss 1
- ultra chikubi juku 4
- ultra hemoglobin 1