Satomi Satō (佐藤 聡美 Satō Satomi?, born May 8, 1986) is a voice actress from Miyagi Prefecture, Japan affiliated with Aoni Production's Junior Talent. She is a graduate of Tokyo Announce Gakuin Performing Arts College. She is also known as Sugar (しゅがぁ Shugā?), as "satō" (砂糖?) means "sugar" in Japanese.
While attending Tokyo Announce Gakuin, Satō was selected to be in the seventh line-up of assistants (Big Bang Grand Prix V) on Miki Tomokazu's Radio Big Bang. As an assistant, she formed the unit Kisty.
Major roles in bold.
- Kamichama Karin as Michirian #3
- GeGeGe no Kitaro (fifth series) as Female High School Student, Girl and Kijimuna
- Shugo Chara! as Wakana , Ramira
- Fantastic Detective Labyrinth as Yae Yatomi
- GeGeGe no Kitaro (fifth series) as Maid
- Jigoku Shoujo Mitsuganae as Mikage Yuzuki
- Hyakko as Inori Tsubomiya
- Shugo Chara! Doki as Wakana
- K-On! as Ritsu Tainaka
- Anyamaru Tantei Kiruminzuu as Rimu Mikogami
- Asura Cryin' as Aine Shizuma 
- Asura Cryin' 2 as Aine Shizuma
- Hatsukoi Limited as Yuu Enomoto
- Yumeiro Patissiere as Kanako Koizumi
- Toaru Kagaku no Railgun as Banri Edosaki, Girl
- Kisutī no kisutī taimu (kistyのkisty time) on internet radio station BBQR
- Tomokazu Miki no rajio bigguban (智一・美樹のラジオビッグバン)（QR, November 2005 til September 2006
- Tanahashi Mai to Satō Satomi no ranchitaimu myūjikku (棚橋麻衣と佐藤聡美のランチタイムミュージック), September to December 2007
- Mai to Shugā no masshu rūmu (麻衣としゅがぁのまっしゅ☆Room), 4-5pm Saturdays, January 12, 2007 til present
- Gattsu Batorā Jī (ガッツバトラーG) as Girl
- Nusunde Ririsu (盗んでリ・リ・ス) as Maid
Singles & albums
- "Koibito wa tententen" (恋人は……) with Kisty
As the voice actor for Ritsu Tainaka in K-on, she participated to four singles and one album.
- "Cagayake! Girls" ranked #2 on Japanese Oricon singles charts. 
- "Don't say 'lazy'" ranked #3 on Oricon singles charts, and was awarded Animation Kobe's "Best Song" award.
- "Light and Fluffy Time" ("ふわふわ時間") ranked #3 on Oricon singles charts. 
- "Ritsu Tainaka" ("田井中律") image song CD of the eponymous character, ranked #5 on Oricon singles charts.
- Hōkago Teatime (放課後ティータイム) ranked #1 on Oricon albums charts. 
- Satomi Satō at Anime News Network's Encyclopedia
- Official Profile (Japanese)
- おさとう缶 Personal Site (Japanese)ko:사토 사토미ru:Сато, Сатоми