(C57) [Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon VIII (Giant Robo)

[Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon VII (Giant Robo)

[Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Ginrei Hon III (Giant Robo)

[Chicha Yokoyama] Ginreibon NG (Giant Robo)

[Chicha Yokoyama] Ginreibon 2 (Giant Robo)

[Yokoyama Negi] Toy Player

[Yokoyama Michiru] E.M.S Soutennen Saikyou Onee-chan

(C65) [Cha Cha Cha Brothers (Yokoyama Chicha)] Nicozoro Namicho (One Piece)

[Yokoyama Michiru] 28-sai ~Twenty-Eight Years Old | Do You Like Glamorrous Sister?~

[Yokoyama Michiru] Erenoa-san no Seiseikatsu | ERENOA's sex life

[Yokoyama Michiru] Oedipus no Koibitotachi - Lovers of Oedipus

[Yokoyama Michiru] Haha ga Hakui o Nugu toki 5

[Yokoyama Michiru] Haha ga Hakui o Nugu toki 6

(CR33) [Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Tanpopo Jiru (Ashita no Nadja)

(C64) [Cha Cha Cha Brothers, Rupinasu Touzokudan (Yokoyama Chicha)] Tanpopo Jiru 2 Kuroi Tulip (Ashita no Nadja)

(CR33) [Lion Heart (Yokoyama Negi)] Hidamari wa Kodomo no Kuni

[Yokoyama Naoki] Carol -Saint Bell- (Wifes) [English] [Team Koinaka] [Digital]

(C93) [Grace (Yokoyama Naoki)] Saimin Smell de Pandemic! Shiki-nyan Nyau! (THE iDOLM@STER CINDERELLA GIRLS)

(C71) [Cha Cha Cha Brothers (Yokoyama Chicha)] Lulu-tan (CODE GEASS: Lelouch of the Rebellion)

[Yokoyama Naoki] Wifes Zenpen (Wifes) [English] [Team Koinaka] [Digital]

(C73) [Cha Cha Cha Brothers (Yokoyama Chicha)] Sumeragi Ichiban Shibori (Kidou Senshi Gundam 00)

[Yokoyama Michiru] Haha ga Hakui o Nugu toki 5 [Digital]

(C87) [Grace (Yokoyama Naoki)] Million Back Dancer-tachi no Otona no "Settai" Gasshuku 2 (THE IDOLM@STER MILLION LIVE!)

[Yokoyama Naoki] Seiren ~Gakuen Saimin Keitai~ (COMIC Grape Vol. 1) [English] {Cutegirls} [Digital]

(C54) [Cha Cha Cha Brothers & Rupinasu Touzokuda (Yokoyama Chicha)] FAYE FAYE FAYE (Cowboy Bebop)

(C86) [Grace (Yokoyama Naoki)] Cinderella No1 na Rin-chan Now! (THE IDOLM@STER CINDERELLA GIRLS)

[Grace (Yokoyama Naoki)] Ran KING ~Tama Sentsu Koromo~ (THE IDOLM@STER, THE IDOLM@STER CINDERELLA GIRLS) [Digital]

[Grace (Yokoyama Naoki)] Ran KING ~Tama Sentsu Koromo~ (THE iDOLM@STER: Cinderella Girls) [English] [CGrascal] [Digital]

[Yokoyama Michiru] Haha ga Hakui o Nugu toki 4 [Digital]

[Yokoyama Negi] Konatakanata no Kimi (Josou Shounen Hyakumonogatari) [English] {Mysterymeat3}

[Tonarinoyama (Yokoyama Kouji)] Unending Sanctuary (Magical Girl Lyrical Nanoha StrikerS) [English]

(SUPER11) [Cha Cha Cha Brothers (Yokoyama Chicha)] hana hana (Ojamajo Doremi)

(C82) [Grace (Yokoyama Naoki)] Ano Natsu no Yoru no Yume (Ano Natsu de Matteru)

(C81) [Cha Cha Cha Brothers (Yokoyama Chicha)] WOLF LEGEND (Gundam AGE)

[Yokoyama Negi] 『思考の静止する日』