Riho Sayashi
Known for Acting · 231 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 (24)
I Had a Dream of That Girl
2020
Mecha-Mecha Iketeru!
My Cuteness Is About to Expire!?
2022
as Riko Moriyasu
Hello Pro! TIME
Bijo Gaku
2010
Momo Ume
2021
HEY!HEY!HEY! MUSIC CHAMP
Watashitte Sabasaba Shiteru kara
2023
as Shizue Kiuchi
Suugaku ♥ Joshi Gakuen
2012
Shabekuri 007
2008
Oshi wo Meshiagare: Koho Girl no Maroyakana Hibi
2024
as Hodaishi Yuzu
Mentsuyu Hitori Meshi
2023
as Mendo Tsuyu
MUSIC JAPAN
Don't Stop My Beautification?!
2023
as Haraguchi Masumi
Nakai Masahiro no Black Variety
2004
P-sma
Ustream Musume
Shitemiru Terebi! Kyoukun no Susume
Mujack
The Big Chance - Yume no Creator Audition
Ahoyanen! Sukiyanen!
MUSIC DRAGON
Agepoyo TV
NHK High School Course English Communication I
2022
as herself
Movies (207)
11 Rebels
2024
as Natsu
Oboe no Nai Satsujin
2025
Hello! Project 2013 COUNTDOWN PARTY 2013-2014 ~GOODBYE & HELLO!~
2013
Hello! Project DVD Magazine Vol.35
2013
Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Wkwk (Wakuwaku) Natsu no FAN Matsuri!~
2012
Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~VIVA!~
2013
Hello! Project 2014 COUNTDOWN PARTY 2014-2015 ~GOODBYE & HELLO!~
2014
Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~BRAVO!~
2013
BABYMETAL Live at The Forum
2019
as Avenger
Hello! Project DVD Magazine Vol.36
2013
Hello! Project DVD Magazine Vol.47
2015
TRIANGLE ~The Musical~
2015
Hello! Project 2014 Summer ~YAPPARI!~
2014
Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Ktkr (Kitakore) Natsu no Fan Matsuri!~
2012
Hello! Project DVD Magazine Vol.34
2013
Hello! Project DVD Magazine Vol.44
2015
Hello! Channel Vol.6
2011
Hello! Project 2014 Summer ~KOREZO!~
2014
Hello! Project 2019 Hina Fes ~Hello! Project 20th Anniversary!! Premium~
2019
Hello! Project 2015 COUNTDOWN PARTY 2015-2016 ~GOODBYE & HELLO!~
2015
Morning Musume. 2013 Spring Live Photobook Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~
2013
Hello! Project 2011 Summer ~Nippon no Mirai wa YEAH YEAH Live~
2011
Hello! Project 2014 Winter ~DE-HA MiX~
2014
Hello! Project 2015 Summer ~CHALLENGER~
2015
Hello! Project 2012 Winter Hello☆Pro Tengoku ~Rock-chan~
2012
Morning Musume. 15th Anniversary Photobook ZERO
2013
BABYMETAL LEGEND - METAL GALAXY - METAL GALAXY WORLD TOUR IN JAPAN EXTRA SHOW - DAY 1
2020
as Rhiometal
Eizouza・Morning Musume. 6 ~Single M Clips~
2011
Hello! Project DVD Magazine Vol.33
2012
Morning Musume. 2013 Autumn ~CHANCE!~
2013
Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ A gana Live
2011
Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ～Berryz Koubou 10 Nenme Totsunyuu Special!～
2013
Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ~Thank You For Your Love!~
2013
Hello! Project DVD Magazine Vol.45
2015
Hello! Project DVD Magazine Vol.40
2014
Hello! Channel Vol.9
2012
Morning Musume. DVD Magazine Vol.40
2011
Hello! Project FC Event 2013 ~Hello! Xmas Days♥~ Morning Musume.
2013
Morning Musume. DVD Magazine Vol.47
2012
Hello! Project 2012 Winter Hello☆Pro Tengoku ~Funky-chan~
2012
Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ANGERME & Juice=Juice Premium
2015
Hello! Project 2013 Summer COOL HELLO! ~Mazekooze!~
2013
Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ B kkuri Live
2011
Hello! Project DVD Magazine Vol.37
2013
Hello! Channel Vol.7
2011
Hello! Project 2011 Autumn Hello! Project ☆ Festival 2011 ~MOBEKIMASU~
2011
Hello! Project 2015 Summer ~DISCOVERY~
2015
Morning Musume. FC Event 2012 ~Morning Labo! Ⅲ~
2012
Hello! Project DVD Magazine Vol.43
2014
Hello! Project DVD Magazine Vol.26
2011
Morning Musume. DVD Magazine Vol.44
2012
Hello! Channel Vol.8
2012
Morning Musume.'16 DVD Magazine Vol.81
2016
Hello! Project DVD Magazine Vol.32
2012
Morning Musume. Zen Single MUSIC VIDEO Blu-ray File 2011
2011
Hello! Channel Vol.4
2011
Morning Musume. DVD Magazine Vol.48
2013
Hello! Project 2014 Hina Fes ~Full Course~ Main Dish wa Morning Musume.'14 Desu.
2014
Hello Pro! TIME Vol.5
2011
Morning Musume. DVD Magazine Vol.49
2013
Morning Musume.'14 DVD Magazine Vol.61
2014
Hello! Project DVD Magazine Vol.27
2011
Hello! Project DVD Magazine Vol.31
2012
Morning Musume. DVD Magazine Vol.56
2013
Petit Best 13
2012
Morning Musume. DVD Magazine Vol.54
2013
Morning Musume. 2012 Spring ~Ultra Smart~ Niigaki Risa & Mitsui Aika Sotsugyou Special
2012
Morning Musume.'15 2015 Spring ~GRADATION~
2015
Hello! Project 2013 Spring Yaon Premium LIVE ~Soto Fes~
2013
Petit Best 20 2020
2020
Death Note: The Musical
2026
as Misa Amane
Morning Musume. DVD Magazine Vol.45
2012
Petit Best 12
2011
Morning Musume. DVD Magazine Vol.38
2011
Morning Musume. 2011 Autumn Live Photobook Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~
2011
S/mileage 2014 Summer LIVE FULL CHARGE ~715 Nippon Budokan~
2014
Morning Musume.'15 DVD Magazine Vol.74
2015
Alo-Hello! Morning Musume. Shashinshuu 2012
2012
Morning Musume. DVD Magazine Vol.42
2012
Hello! Project DVD Magazine Vol.29
2012
Morning Musume. DVD Magazine Vol.55
2013
Hello! Project DVD Magazine Vol.30
2012
Morning Musume. DVD Magazine Vol.39
2011
Hello! Project DVD Magazine Vol.39
2013
Dream Morning Musume. Special LIVE 2012 Nippon Budokan ~Dai Isshou Shuumaku "Yuusha Tachi, Shuugou Seyo"~
2012
Morning Musume. DVD Magazine Vol.43
2012
Hello! Project 2015 Winter ~DANCE MODE!~
2015
Morning Musume. 9ki Member Ohirome Event
2011
Hello! Project 2011 Summer ~Nippon no Mirai wa WOW WOW Live~
2011
Morning Musume.'15 DVD Magazine Vol.71
2015
Hello! Project 2013 Summer COOL HELLO! ~Sorezoore!~
2013
Hello! Project DVD Magazine Vol.41
2014
Morning Musume.'15 DVD Magazine Vol.69
2015
Hello! Project DVD Magazine Vol.42
2014
Mosuma. FC Event ~Gachi☆Kira~
2012
Morning Musume.'14 DVD Magazine Vol.60
2014
Morning Musume.'14 2014 Spring ~EVOLUTION~
2014
Morning Musume.'15 FC Event ~13nin Gakari no Christmas~
2015
Hello! Channel Vol.12 ~Tanaka Reina Sotsugyou Special!~
2013
Morning Musume.'16 DVD Magazine Vol.82
2016
Morning Musume. 2011 Autumn Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~
2011
Hawaii FC Tour 2011 ~Morning Musume.~
2011
Alo-Hello! 7 ~Morning Musume.~
2015
Morning Musume.'15 DVD Magazine Vol.76
2015
Morning Musume. FC Event 2013 ~Morning Labo! Ⅳ~
2013
Hello! Project DVD Magazine Vol.38
2013
Morning Musume.'14 DVD Magazine Vol.59
2014
Morning Musume. Tanjou 16 Shuunen Kinen Event "Watashitachi ga, Ima no Morning Musume. desu. 17 Nenme mo, Saa, Ikou ka."
2013
Hello! Project DVD Magazine Vol.25
2011
SATOYAMA movement MUSIC VIDEO CLIPS
2013
Petit Best 16
2015
Morning Musume. DVD Magazine Vol.51
2013
Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ℃-ute Premium
2015
Morning Musume. DVD Magazine Vol.36
2011
Eizouza・Morning Musume. 8 ~Single M Clips~
2014
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
Kudo Haruka Birthday Event ~Chuugakusei NIGHT!!~
2012
Morning Musume.'15 DVD Magazine Vol.77
2015
Hello! Project DVD Magazine Vol.28
2012
Eizouza・Morning Musume. 7 ~Single M Clips~
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 231 credits spanning from 2004 to 2026, Riho Sayashi has appeared in 207 films and 24 TV shows.
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