Niiyama Shiho roles
Anime
Shiho has done the following roles in anime.
| Aika [1997-1999] {trial 5} | Blue Delmo (Valerie & Pierre) |
| Anpan-man | Kobachi-chan |
| Aoki Densetsu Shoot | Hiroko |
| Battle Skipper | Shibusawa Rie |
| Captain Tsubasa J {Episode 1,3-11,13,15,17,20,23-24,27-28,33} | Oozora Tsubasa's mother |
| Captain Tsubasa J {Episode 2-8,10,12-13,15-17,19-20,23-25,27-28,31-34} | ? |
| Chibi Maruko-chan | Sakada no Jiisan no Tsuma |
| CLAMP Gakuen Tanteidan | Takamura Suou |
| Detatoko Princess [1997] | Juwai |
| Garou Densetsu | Kimu Myonsaku |
| Ge Ge Ge no Kitarou [1996-1998] {Episode 7} | female |
| Genkizzu | Genkizzu Yuuta |
| Gokinjo Monogatari [1995-1996] | Kanzaki Risa |
| Gulliver Boy {Episode 12} | dealer |
| Gulliver Boy {Episode 23} | Jude's mother |
| Hakugei Densetsu [1997] {Episode 1,3-7,9-22,24-26} | Atore |
| Hyper Police {Episode 19} | Mao |
| Kenji no Haru | Taichi |
| Lodoss Tou Senki Eiyuu Kishiden {Episode 1-10,14-15,20-27} | Deedlit |
| Marmalade Boy | Doris |
| Nanatsu no Umi no Tico {Episode 36} | announce A |
| Ojousama Sousamou | Ayanokouji Kimiko |
| Onikirimaru {Episode 3} | nursery school teacher |
| Perfect Blue | Rei |
| Sailor Moon {Stars} | Seiya Kou/Sailor Star Fighter |
| Sailor Moon {Episode 139} | Fuyumi |
| Soreyuke! Uchuu Senkan Yamamoto Yohko (OAV) | Kagariya Momiji |
| Taiho Shichauzo {TV Episode 46} | Hidenori |
| Tsuyoshi Shikkari Shinasai | ? |
| Vampire Miyu (TV) {Episode 17} | Tachiki's wife |
Games
Shiho has done the following roles in games.
| Ai Chou Aniki [PC-Engine] | Benten |
| Ai Chou Aniki [PC-Engine] | Botei Konshasu |
| Bloody Roar 2: Bringer of the New Age [PlayStation] | Bakuryuu |
| Dancing Eye [Arcade] | ? |
| Digital Figure Iina [Playstation] | Kobayashi Aki |
| Eternal Melody [Playstation, Sega Saturn] | Roxanne |
| Falcom Classics [Sega Saturn] | Roda |
| Gun Griffin II [Sega Saturn] | ? |
| Himitsu Sentai Metamor V [Playstation] | Sharon |
| Hyper Securities 2 [Playstation] | Elena Kline |
| Kuro no Danshou -The Literary Fragment- [Sega Saturn] | Shizui Mina |
| Lunar Eternal Blue [Sega Saturn] | Arutena |
| Macross 2 Eien no Love Song [PC Engine] | ? |
| Mah Jong On The Beach [PC Engine] | Fukagawa Eri |
| Mah Jong On The Beach [PC Engine] | Makise Mina |
| Marica -Shinjitsu no Sekai- [Sega Saturn] | Kanzaki Eimi |
| Meguri Aisite [Playstation] | Honda Haruka |
| Mitsumete Knight [Playstation] | Gene Petromolla |
| Nightmare Project -Yakata- [Playstation] | Nakamura Chiori |
| Ojousama Sousamou [PC FX] | Ayanokouji Kimiko |
| Private Eye Dol [PC Engine] | Kihara Naoko |
| Tactical Fighter [Sega Saturn] | Shiga Kyoko |
| Tokimeki Mah Jong Paradise -Dear My Love- [Arcade] | Uzuki Minami |
| Wakusei Kougekitai Little Cats [PC-FX, Playstation] | Nerouma |
| Wrestle Angels [PC Engine] | Beauty Ichigaya |
| Wrestle Angels [PC Engine] | Echigo Shinobu |
| Wrestle Angels [PC Engine] | Kong Shishido |
Drama
Shiho has done the following roles in audio drama.
| Akurei Kari -Ghost Hunt- [CD] | Matsuzaki Ayako |
| Battle Skipper [CD] | Rie |
| Cyberbots [CD] | G.O.D. |
| Eternal Melody [CD, radio] | Roxanne |
| Gakkou de atta kowaihanashi S Original Sound Horror [CD] | ? |
| Kamaitachi no yoru [CD] | Kawamura Aki |
| Kazeiro no Kumikyoku [CD] {Kozou no koushin} | Mishima Sachiko |
| Kuro Kami no Captured [CD] | Plancha |
| Parasite Eve [CD] {Volume 1,2} | Asakura Chisako |
| Sekai Meisaku Ehon [CD] {Volume 13, Track 3, Kamo ni natta oujo} | ? |
| Shiawase ha konna KATACHI de yattekure [CD] | ? |
| Soreyuke! Uchuusenkan Yamamoto Yohko [CD] | Kagariya Momizi |
| Sotsugyou Cross World All Stars On Stage [CD] | Ayanokouji Kimiko |
| Takumi kun series [CD] {Sincerely} | Hiiragi Chouko |
| Weiss Kreuz [CD] {Dramatic Collection 2 -Endless Rain-} | Naomi a |
| Wild Half [CD] {Encounter 1-3} | Iwase Kento |
| Yoru no Touka to Hinata no Nioi [CD] | Takumi |