Riho Sayashi
Known for Acting · 232 credits
- Born
- 1998-05-28 (age 28)
- Place of birth
- Higashihiroshima, Hiroshima, Japan
- Also known as
- Sayashi Riho · Sayashi Riho (鞘師里保) · Rihoriho · りほりほ · Yasshii · やっしー
Biography
鞘師里保 (Sayashi Riho) is a Japanese dancer and actress. She is a former idol under Hello! Project as a 9th generation member of Morning Musume. and the SATOYAMA movement duo Peaberry. She was the most popular member out of Morning Musume.'s 2011 additions. Starting with "Only you", her second single as a member, she was pushed into becoming one of the group's central figures as a main vocalist and dancer, which led to her being named the group's "absolute ace" (絶対的エース; zettaiteki ace) by media. Sayashi graduated from Morning Musume. at the end of 2015 and took a break from Hello! Project activities to study language and dance abroad. On December 7, 2018, it was announced that her contract with UP-FRONT PROMOTION expired at the end of November 2018 and she had subsequently graduated from Hello! Project. Despite her departure, she made her return to entertainment activities on March 30, 2019 as a guest in Hello! Project's annual Hina Fes concert. In late June 2019, she began performing as a support dancer for the kawaii metal band BABYMETAL.
Known For
TV Shows (25)
Mecha-Mecha Iketeru!
My Cuteness Is About to Expire!?
2022
as Riko Moriyasu
Watashitte Sabasaba Shiteru kara
2023
as Shizue Kiuchi
Bijo Gaku
2010
Hello Pro! TIME
Mentsuyu Hitori Meshi
2023
as Mendo Tsuyu
Suugaku ♥ Joshi Gakuen
2012
HEY!HEY!HEY! MUSIC CHAMP
Momo Ume
2021
Nakai Masahiro no Black Variety
2004
I Had a Dream of That Girl
2020
Don't Stop My Beautification?!
2023
as Haraguchi Masumi
P-sma
Shabekuri 007
2008
Oshi wo Meshiagare: Koho Girl no Maroyakana Hibi
2024
as Hodaishi Yuzu
Mujack
MUSIC DRAGON
Ustream Musume
How Do We Relationship?
2026
as Saeko Sawatari
Ahoyanen! Sukiyanen!
Shitemiru Terebi! Kyoukun no Susume
MUSIC JAPAN
The Big Chance - Yume no Creator Audition
NHK High School Course English Communication I
2022
as herself
Agepoyo TV
Movies (207)
11 Rebels
2024
as Natsu
Eizouza・Morning Musume. 6 ~Single M Clips~
2011
TRIANGLE ~The Musical~
2015
Alo-Hello! 5 ~Morning Musume.~
2011
Death Note: The Musical
2026
as Misa Amane
Morning Musume. 2013 Spring Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~
2013
Eizouza・Morning Musume. 8 ~Single M Clips~
2014
Hawaii FC Tour 2011 ~Morning Musume.~
2011
Hawaii FC Tour 2014 ~Morning Musume.'14~
2014
Morning Musume. 2011 Autumn Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~
2011
Morning Musume. 2013 Autumn ~CHANCE!~
2013
Eizouza・Morning Musume. 7 ~Single M Clips~
2012
Morning Musume.'14 Oda Sakura Birthday Event ~Sakura no Shirabe 3~
2014
Morning Musume. 2011 Autumn Live Photobook Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~
2011
Morning Musume. 2012 Spring Solo Sayashi Riho ~Ultra Smart~ Niigaki Risa & Mitsui Aika Sotsugyou Special
2012
Sayashi Riho ~RIHO~
2012
Eizouza・Morning Musume. 9 ~Single M Clips~
2021
Hello! Channel Vol.11 ~2013nen Shinshun Tokudaigou Mano Erina Sotsugyou Special!~
2012
Sayashi Riho ~snowdrop~
2013
Morning Musume. 9ki Member Ohirome Event
2011
Sayashi Riho ~sixteen~
2015
Hello! Channel Vol.7
2011
Morning Musume.'14 Sayashi Riho Birthday Event
2014
Alo-Hello! Morning Musume. Shashinshuu 2012
2012
Sayashi Riho ~Greeting~
2011
Alo-Hello! Morning Musume. Shashinshuu 2011
2011
Sayashi Riho ~Un Deux Trois~
2012
Morning Musume. Tanjou 16 Shuunen Kinen Event "Watashitachi ga, Ima no Morning Musume. desu. 17 Nenme mo, Saa, Ikou ka."
2013
Alo-Hello! 6 ~Morning Musume.~
2012
Morning Musume.'15 Sayashi Riho Birthday Event
2015
Best! Morning Musume. 20th Anniversary
2019
Kudo Haruka Birthday Event ~Chuugakusei NIGHT!!~
2012
Morning Musume.'14 Special Event in Shinagawa
2014
Hello! Project 2014 Summer ~YAPPARI!~
2014
Alo-Hello! 7 ~Morning Musume.~
2015
音楽朗読劇『黒世界 〜リリーの永遠記憶探訪記、或いは、終わりなき繭期にまつわる寥々たる考察について〜』日和の章
2021
Alo-Hello! Morning Musume.'14 Shashinshuu
2014
Hello Pro! TIME Vol.5
2011
Morning Musume.'14 2014 Spring ~EVOLUTION~
2014
Morning Musume.'15 DVD Magazine Vol.76
2015
Michishige Camera Tokubetsu hen
2015
Hello! Channel Vol.5
2011
Alo-Hello! Morning Musume. 9・10ki
2013
Morning Musume.'14 DVD Magazine Vol.62
2014
Morning Musume.'15 DVD Magazine Vol.69
2015
Stacies Shoujo Saisatsu Kageki ~The Musical~
2012
Morning Musume.'15 2015 Spring ~GRADATION~
2015
Morning Musume.'14 DVD Magazine Vol.59
2014
Morning Musume. 9・10ki 1st Official Photobook
2012
Morning Musume.'14 DVD Magazine Vol.61
2014
Morning Musume.'16 DVD Magazine Vol.84
2016
Hello! Channel Vol.6
2011
Morning Musume.'14 DVD Magazine Vol.60
2014
Morning Musume. 2012 Spring ~Ultra Smart~ Niigaki Risa & Mitsui Aika Sotsugyou Special
2012
BABYMETAL Live at The Forum
2019
as Avenger
Morning Musume. 15th Anniversary Photobook ZERO
2013
Morning Musume.'14 FC Event ~Premoni~
2014
Morning Musume. DVD Magazine Vol.54
2013
Morning Musume.'15 DVD Magazine Vol.72
2015
Sayashi Riho ~Sayashi Riho~
2011
Morning Musume.'15 DVD Magazine Vol.67
2015
Hello! Project FC Event 2013 ~Hello! Xmas Days♥~ Morning Musume.
2013
Morning Days 9 Happy Holiday 9ki Member Fukumura Mizuki, Ikuta Erina, Sayashi Riho, Suzuki Kanon FC Tour in Yamanashi
2011
Morning Musume. DVD Magazine Vol.38
2011
Morning Musume. DVD Magazine Vol.41
2012
Morning Musume.'15 Sayashi Riho Solo Special Live
2015
Morning Musume.'15 DVD Magazine Vol.77
2015
Morning Musume. DVD Magazine Vol.39
2011
Morning Musume. DVD Magazine Vol.40
2011
Morning Musume.'15 DVD Magazine Vol.78
2015
Morning Musume.'15 DVD Magazine Vol.79
2015
Morning Musume.'15 DVD Magazine Vol.71
2015
Morning Musume.'14 DVD Magazine Vol.66
2014
Morning Musume. 2013 Spring Live Photobook Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~
2013
Morning Musume. FC Event 2013 ~Morning Labo! Ⅳ~
2013
Sayashi Riho Birthday Event ~Sayashi no Koto, Itsu Iwau no? Ima Desho!!~ / Sato Masaki Birthday Event ~14 sai nau nauuuu!!~
2013
Morning Musume. DVD Magazine Vol.45
2012
Morning Musume.'15 DVD Magazine Vol.68
2015
Morning Musume. DVD Magazine Vol.42
2012
Morning Musume.'15 DVD Magazine Vol.74
2015
Morning Musume. DVD Magazine Vol.46
2012
Morning Musume. DVD Magazine Vol.44
2012
Morning Musume.'15 DVD Magazine Vol.75
2015
Morning Musume.'15 DVD Magazine Vol.73
2015
Sayashi Riho ~Taiyou~
2013
Morning Musume. DVD Magazine Vol.53
2013
Morning Musume. DVD Magazine Vol.51
2013
Morning Musume. 2011 Spring Shin Souseiki Fantasy DX ~9ki Mem wo Mukaete~
2011
Hello! Project 2015 COUNTDOWN PARTY 2015-2016 ~GOODBYE & HELLO!~
2015
Morning Musume.'14 DVD Magazine Vol.64
2014
Morning Musume. DVD Magazine Vol.52
2013
Morning Musume.'15 Sayashi Riho Graduation Memorial
2015
Morning Musume.'15 2015 Autumn ~PRISM~
2015
Morning Musume.'16 DVD Magazine Vol.82
2016
Morning Musume.'16 DVD Magazine Vol.83
2016
Morning Musume. DVD Magazine Vol.49
2013
Morning Musume. DVD Magazine Vol.48
2013
BS-TBS Kaikyoku 15 Shuunen Tokubetsu Kikaku COOL JAPAN ~DOU~ Best Fifteen ~Morning Musume.'15 Hen~
2015
Morning Musume. DVD Magazine Vol.36
2011
Morning Musume. DVD Magazine Vol.43
2012
Morning Musume. DVD Magazine Vol.50
2013
Morning Musume.'14 DVD Magazine Vol.58
2014
Sayashi Riho on Morning Musume.'15 2015 Autumn ~PRISM~
2015
Morning Musume.'14 DVD Magazine Vol.65
2014
Morning Musume. 2011 Autumn Solo Sayashi Riho Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~
2011
Morning Musume. DVD Magazine Vol.55
2013
Morning Musume. 2012 Autumn Solo Sayashi Riho Tanjou 15 Shuunen Kinen ~Colorful Character~
2012
Sayashi Riho ~HyaaHo~i♪( ´θ｀)ノ~
2012
Morning Musume.'14 DVD Magazine Vol.63
2014
BS-TBS Summer Party 2012 Onna Nihonbuyo (Japanese Idol Style)
2012
Morning Musume. 2011 Spring Solo Sayashi Riho Shin Souseiki Fantasy DX ~9ki Mem wo Mukaete~
2011
Riho's Fashion Archive
2014
Morning Musume. DVD Magazine Vol.56
2013
Morning Musume. 2013 Spring Solo Sayashi Riho Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~
2013
Morning Musume.'14 2014 Spring Solo Sayashi Riho ~EVOLUTION~
2014
Morning Musume. 2013 Autumn Solo Sayashi Riho ~CHANCE!~
2013
Morning Musume. 9ki Member Event ~Iwai Tanjoubi! Kanpai wa, Shuwa Shuwa Pon! HyaaHo~i! ♪( ´θ｀)ノ~ / Morning Musume. 10ki Member Event ~Iwai Tanjoubi ＼(^O^)／ Konya no Shuyaku wa... Maa-chan!~
2012
Morning Musume. DVD Magazine Vol.57
2013
Morning Musume. DVD Magazine Vol.47
2012
Hello! Channel Vol.8
2012
About Riho Sayashi
鞘師里保 (Sayashi Riho) is a Japanese dancer and actress. She is a former idol under Hello! Project as a 9th generation member of Morning Musume. and the SATOYAMA movement duo Peaberry. She was the most popular member out of Morning Musume.'s 2011 additions. Starting with "Only you", her second single as a member, she was pushed into becoming one of the group's central figures as a main vocalist and dancer, which led to her being named the group's "absolute ace" (絶対的エース; zettaiteki ace) by media. Sayashi graduated from Morning Musume. at the end o… With 232 credits spanning from 2004 to 2026, Riho Sayashi has appeared in 207 films and 25 TV shows.
Fans searching for Riho Sayashi movies, Riho Sayashi filmography, or the latest projects starring Riho Sayashi can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular Riho Sayashi Movies
- 11 Rebels (2024) — as Natsu
- Eizouza・Morning Musume. 6 ~Single M Clips~ (2011)
- TRIANGLE ~The Musical~ (2015)
- Alo-Hello! 5 ~Morning Musume.~ (2011)
- Death Note: The Musical (2026) — as Misa Amane
Where to Watch Riho Sayashi Films
Most Riho Sayashi movies and series are available to stream on Bowood.TV in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring Riho Sayashi, check our movies catalogue and browse page.