Riho Sayashi
May 28, 1998 (28 years old) in Higashihiroshima, Hiroshima, Japan
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
Credits
- 2026 · How Do We Relationship? as Saeko Sawatari
- 2026 · Death Note: The Musical as Misa Amane
- 2025 · 憶えのない殺人 as 奥田沙苗
- 2024 · Oshi wo Meshiagare: Koho Girl no Maroyakana Hibi as Hodaishi Yuzu
- 2023 · Don't Stop My Beautification?! as Haraguchi Masumi
- 2023 · Watashitte Sabasaba Shiteru kara as Shizue Kiuchi
- 2022 · My Cuteness Is About to Expire!? as Riko Moriyasu
- 2021 · Eizouza・Morning Musume. 9 ~Single M Clips~ as
- 2020 · I Had a Dream of That Girl as
- 2020 · BABYMETAL - LEGEND - METAL GALAXY (Day 1&2) as Riho-Metal
- 2020 · BABYMETAL LEGEND - METAL GALAXY - METAL GALAXY WORLD TOUR IN JAPAN EXTRA SHOW - DAY 1 as Rhiometal
- 2019 · BABYMETAL Live at The Forum as Avenger
- 2019 · Hello! Project 2019 Hina Fes ~Hello! Project 20th Anniversary!! Premium~ as
- 2019 · Best! Morning Musume. 20th Anniversary as
- 2017 · Nikenme Dou Suru? ~Tsumami no Hanashi~ as
- Future · Mecha-Mecha Iketeru! as
- 2016 · Morning Musume.'16 DVD Magazine Vol.84 as
- 2016 · Morning Musume.'16 DVD Magazine Vol.82 as
- 2016 · Morning Musume.'16 DVD Magazine Vol.81 as
- 2015 · Morning Musume.'15 Sayashi Riho Solo Special Live as
- 2015 · Morning Musume.'15 2015 Autumn ~PRISM~ as
- 2015 · Morning Musume.'15 DVD Magazine Vol.78 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.77 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.76 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.75 as
- 2015 · BS-TBS Kaikyoku 15 Shuunen Tokubetsu Kikaku COOL JAPAN ~DOU~ Best Fifteen ~Morning Musume.'15 Hen~ as
- 2015 · Morning Musume.'15 DVD Magazine Vol.73 as
- 2015 · TRIANGLE ~The Musical~ as
- 2015 · Morning Musume.'15 2015 Spring ~GRADATION~ as
- 2015 · Michishige Camera Tokubetsu hen as
- 2015 · Sayashi Riho ~sixteen~ as
- 2015 · Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ℃-ute Premium as
- 2015 · Morning Musume.'15 DVD Magazine Vol.67 as
- 2015 · Hello! Project 2015 Winter ~HAPPY EMOTION!~ as
- 2015 · Hello! Project 2015 Winter ~DANCE MODE!~ as
- 2015 · Alo-Hello! 7 ~Morning Musume.~ as
- 2014 · Hello! Project 2014 COUNTDOWN PARTY 2014-2015 ~GOODBYE & HELLO!~ as
- 2014 · Hello! Project FC Event 2014 ~Hello! Xmas Days2♥~ Morning Musume.'14 as
- 2014 · Morning Musume.'14 DVD Magazine Vol.66 as
- 2014 · Morning Musume.'14 DVD Magazine Vol.65 as
- 2014 · Morning Musume.'14 Live Concert in New York as
- 2014 · Hello! Project 2014 Summer ~YAPPARI!~ as
- 2014 · Morning Musume.'14 DVD Magazine Vol.64 as
- 2014 · Hello! Project DVD Magazine Vol.43 as
- 2014 · Morning Musume.'14 DVD Magazine Vol.62 as
- 2014 · Hello! Project DVD Magazine Vol.42 as
- 2014 · Hello! Project 2014 Hina Fes ~Full Course~ Main Dish wa Morning Musume.'14 Desu. as
- 2014 · Morning Musume.'14 Oda Sakura Birthday Event ~Sakura no Shirabe 3~ as
- 2014 · Morning Musume.'14 DVD Magazine Vol.59 as
- 2014 · Morning Musume.'14 DVD Magazine Vol.58 as
- 2014 · Hello! Project DVD Magazine Vol.40 as
- 2013 · Hello! Project 2013 COUNTDOWN PARTY 2013-2014 ~GOODBYE & HELLO!~ as
- 2013 · Hello! Project FC Event 2013 ~Hello! Xmas Days♥~ Morning Musume. as
- 2013 · Hello! Project DVD Magazine Vol.39 as
- 2013 · Morning Musume. 2013 Autumn ~CHANCE!~ as
- 2013 · Morning Musume. 2013 Autumn Solo Sayashi Riho ~CHANCE!~ as
- 2013 · Morning Musume. DVD Magazine Vol.55 as
- 2013 · Morning Musume. 15th Anniversary Photobook ZERO as
- 2013 · Morning Musume. DVD Magazine Vol.54 as
- 2013 · Hello! Project DVD Magazine Vol.37 as
- 2013 · Morning Musume. DVD Magazine Vol.52 as
- 2013 · Hello! Project DVD Magazine Vol.36 as
- 2013 · Sayashi Riho Birthday Event ~Sayashi no Koto, Itsu Iwau no? Ima Desho!!~ / Sato Masaki Birthday Event ~14 sai nau nauuuu!!~ as
- 2013 · Morning Musume. DVD Magazine Vol.51 as
- 2013 · Sayashi Riho ~snowdrop~ as
- 2013 · Hello! Project DVD Magazine Vol.35 as
- 2013 · Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ~Thank You For Your Love!~ as
- 2013 · Hello! Project 2013 Spring Haru no Dai Kansha Hinamatsuri Festival 2013 ～Berryz Koubou 10 Nenme Totsunyuu Special!～ as
- 2013 · Morning Musume. DVD Magazine Vol.49 as
- 2013 · Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~BRAVO!~ as
- 2013 · Morning Musume. DVD Magazine Vol.48 as
- 2012 · Hello! Channel Vol.11 ~2013nen Shinshun Tokudaigou Mano Erina Sotsugyou Special!~ as
- 2012 · Morning Musume. 2012 Autumn Tanjou 15 Shuunen Kinen ~Colorful Character~ as
- 2012 · Alo-Hello! Morning Musume. Shashinshuu 2012 as
- 2012 · Morning Musume. 9・10ki 1st Official Photobook as
- 2012 · Hawaii FC Tour 2012 ~Morning Musume.~ as
- 2012 · Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Ktkr (Kitakore) Natsu no Fan Matsuri!~ as
- 2012 · Morning Musume. DVD Magazine Vol.44 as
- 2012 · Hello! Project DVD Magazine Vol.30 as
- 2012 · Stacies Shoujo Saisatsu Kageki ~The Musical~ as
- 2012 · Morning Musume. 2012 Spring ~Ultra Smart~ Niigaki Risa & Mitsui Aika Sotsugyou Special as
- 2012 · Morning Musume. DVD Magazine Vol.43 as
- 2012 · Hello! Project DVD Magazine Vol.29 as
- 2012 · Morning Musume. FC Event 2012 ~Morning Labo! Ⅲ~ as
- 2012 · Morning Musume. DVD Magazine Vol.41 as
- 2012 · Women's Math Academy as Sana Nagata
- Future · Hello Pro! TIME as
- 2024 · 11 Rebels as Natsu
- 2023 · Mentsuyu Hitori Meshi as Mendo Tsuyu
- 2021 · Momo Ume as
- 2013 · Morning Musume. 2013 Spring Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~ as
- 2012 · Morning Musume. DVD Magazine Vol.47 as
- 2012 · Eizouza・Morning Musume. 7 ~Single M Clips~ as
- 2012 · Hello! Project DVD Magazine Vol.32 as
- 2012 · Hello! Project DVD Magazine Vol.28 as
- 2011 · Morning Musume. 2011 Autumn Live Photobook Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~ as
- 2011 · Hello! Channel Vol.7 as
- 2011 · Petit Best 12 as
- 2011 · Alo-Hello! 5 ~Morning Musume.~ as
- 2011 · Morning Musume. 2011 Autumn Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~ as
- 2011 · Alo-Hello! Morning Musume. Shashinshuu 2011 as
- 2011 · Morning Musume. DVD Magazine Vol.40 as
- 2011 · Sayashi Riho ~Greeting~ as
- 2011 · Morning Musume. 2011 Spring Solo Sayashi Riho Shin Souseiki Fantasy DX ~9ki Mem wo Mukaete~ as
- 2010 · Bijo Gaku as
- Future · HEY!HEY!HEY! MUSIC CHAMP as
- 2008 · Shabekuri 007 as
- 2004 · Nakai Masahiro no Black Variety as
- Future · P-sma as
- Future · Ustream Musume as
- Future · Mujack as
- Future · The Big Chance - Yume no Creator Audition as
- 2011 · Morning Musume. FC Event 2011 ~Morning Labo! Ⅱ~ as
- Future · Agepoyo TV as
- 2025 · Oboe no Nai Satsujin as
- 2022 · NHK High School Course English Communication I as herself
- 2016 · Morning Musume.'16 DVD Magazine Vol.83 as
- 2015 · Hello! Project 2015 COUNTDOWN PARTY 2015-2016 ~GOODBYE & HELLO!~ as
- 2015 · Morning Musume.'15 DVD Magazine Vol.79 as
- 2015 · Morning Musume.'15 FC Event ~13nin Gakari no Christmas~ as
- 2015 · Morning Musume.'15 DVD Magazine Vol.74 as
- 2015 · Hello! Project DVD Magazine Vol.47 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.72 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.71 as
- 2015 · Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ ANGERME & Juice=Juice Premium as
- 2015 · Morning Musume.'15 DVD Magazine Vol.69 as
- 2015 · Morning Musume.'15 DVD Magazine Vol.68 as
- 2014 · Alo-Hello! Morning Musume.'14 Shashinshuu as
- 2014 · Eizouza・Morning Musume. 8 ~Single M Clips~ as
- 2014 · Morning Musume.'14 Special Event in Shinagawa as
- 2014 · Hawaii FC Tour 2014 ~Morning Musume.'14~ as
- 2014 · Morning Musume.'14 DVD Magazine Vol.63 as
- 2014 · S/mileage 2014 Summer LIVE FULL CHARGE ~715 Nippon Budokan~ as
- 2014 · Morning Musume.'14 & S/mileage DVD Magazine Vol.1 as
- 2014 · Morning Musume.'14 Sayashi Riho Birthday Event as
- 2014 · Morning Musume.'14 DVD Magazine Vol.61 as
- 2014 · Morning Musume.'14 DVD Magazine Vol.60 as
- 2014 · Morning Musume.'14 FC Event ~Premoni~ as
- 2014 · Hello! Project 2014 Winter ~GOiSU MODE~ as
- 2013 · Morning Musume. DVD Magazine Vol.57 as
- 2013 · Morning Musume. DVD Magazine Vol.56 as
- 2013 · Hello! Project DVD Magazine Vol.38 as
- 2013 · Morning Musume. 2013 Spring Live Photobook Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~ as
- 2013 · Morning Musume. DVD Magazine Vol.53 as
- 2013 · Morning Musume. DVD Magazine Vol.50 as
- 2013 · Morning Musume. FC Event 2013 ~Morning Labo! Ⅳ~ as
- 2013 · Alo-Hello! Morning Musume. 9・10ki as
- 2013 · Hello! Project DVD Magazine Vol.34 as
- 2012 · Hello! Project DVD Magazine Vol.33 as
- 2012 · Morning Musume. DVD Magazine Vol.46 as
- 2012 · Kudo Haruka Birthday Event ~Chuugakusei NIGHT!!~ as
- 2012 · Hello! Channel Vol.10 ~Tabi wo Shichaimashita! Special~ as
- 2012 · Hello! Project DVD Magazine Vol.31 as
- 2012 · Morning Musume. DVD Magazine Vol.45 as
- 2012 · Hello! Channel Vol.9 as
- 2012 · 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!~ as
- 2012 · Morning Musume. 2012 Spring Solo Sayashi Riho ~Ultra Smart~ Niigaki Risa & Mitsui Aika Sotsugyou Special as
- 2012 · Morning Musume. DVD Magazine Vol.42 as
- 2012 · Sayashi Riho ~RIHO~ as
- 2011 · Morning Days 9 Happy Holiday 9ki Member Fukumura Mizuki, Ikuta Erina, Sayashi Riho, Suzuki Kanon FC Tour in Yamanashi as
- 2011 · Hello! Channel Vol.6 as
- 2011 · Hello Pro! TIME Vol.5 as
- 2011 · Hawaii FC Tour 2011 ~Morning Musume.~ as
- 2011 · Morning Musume. DVD Magazine Vol.39 as
- 2011 · Hello! Channel Vol.5 as
- 2011 · Eizouza・Morning Musume. 6 ~Single M Clips~ as
- Future · MUSIC JAPAN as
- Future · MUSIC DRAGON as
- 2011 · Morning Musume. DVD Magazine Vol.38 as
- Future · Ahoyanen! Sukiyanen! as
- Future · Shitemiru Terebi! Kyoukun no Susume as
- 2011 · Hello! Project 2011 Summer ~Nippon no Mirai wa YEAH YEAH Live~ as
- 2011 · Morning Musume. DVD Magazine Vol.36 as
- 2011 · Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ A gana Live as
- Future · BABYMETAL – Glastonbury Festival 2019 as Avenger
- 2021 · 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 as
- 2020 · BABYMETAL LEGEND - METAL GALAXY - METAL GALAXY WORLD TOUR IN JAPAN EXTRA SHOW - DAY 2 as Rhiometal
- 2020 · Petit Best 20 2020 as
- 2019 · BABYMETAL - Metal Galaxy World Tour in Japan as Riho-Metal
- 2015 · Petit Best 16 as
- 2015 · Sayashi Riho on Morning Musume.'15 2015 Autumn ~PRISM~ as
- 2015 · Morning Musume.'15 Sayashi Riho Graduation Memorial as
- 2015 · Hello! Project 2015 Summer ~DISCOVERY~ as
- 2015 · Hello! Project 2015 Summer ~CHALLENGER~ as
- 2015 · Hello! Project DVD Magazine Vol.46 as
- 2015 · Morning Musume.'15 Sayashi Riho Birthday Event as
- 2015 · Hello! Project DVD Magazine Vol.45 as
- 2015 · Hello! Project 2015 Hina Fes ~Mankai! The Girls' Festival~ Morning Musume.'15 Premium as
- 2015 · Hello! Project DVD Magazine Vol.44 as
- 2014 · Petit Best 15 as
- 2014 · Morning Musume.'14 2014 Autumn GIVE ME MORE LOVE ~Michishige Sayumi Sotsugyou Kinen Special~ as
- 2014 · Hello! Project 2014 Summer ~KOREZO!~ as
- 2014 · LILIUM - Lilium Shoujo Junketsu Kageki - 「Za Myuujikaru」 as
- 2014 · Morning Musume.'14 2014 Spring Solo Sayashi Riho ~EVOLUTION~ as
- 2014 · Morning Musume.'14 2014 Spring ~EVOLUTION~ as
- 2014 · Hello! Project DVD Magazine Vol.41 as
- 2014 · Riho's Fashion Archive as
- 2014 · Hello! Project 2014 Winter ~DE-HA MiX~ as
- 2013 · Petit Best 14 as
- 2013 · Sayashi Riho ~Taiyou~ as
- 2013 · Hello! Project 2013 Summer COOL HELLO! ~Mazekooze!~ as
- 2013 · Hello! Project 2013 Summer COOL HELLO! ~Sorezoore!~ as
- 2013 · SATOYAMA movement MUSIC VIDEO CLIPS as
- 2013 · Morning Musume. Tanjou 16 Shuunen Kinen Event "Watashitachi ga, Ima no Morning Musume. desu. 17 Nenme mo, Saa, Ikou ka." as
- 2013 · Morning Musume. 2013 Spring Solo Sayashi Riho Michishige☆Eleven SOUL ~Tanaka Reina Sotsugyou Kinen Special~ as
- 2013 · Hello! Project 2013 Spring Yaon Premium LIVE ~Soto Fes~ as
- 2013 · Hello! Channel Vol.12 ~Tanaka Reina Sotsugyou Special!~ as
- 2013 · Hello! Project 2013 Winter Tanjou 15 Shuunen Kinen Live 2013 Fuyu ~VIVA!~ as
- 2012 · Alo-Hello! 6 ~Morning Musume.~ as
- 2012 · Morning Musume. 2012 Autumn Solo Sayashi Riho Tanjou 15 Shuunen Kinen ~Colorful Character~ as
- 2012 · Petit Best 13 as
- 2012 · Sayashi Riho ~HyaaHo~i♪( ´θ｀)ノ~ as
- 2012 · Sayashi Riho ~Un Deux Trois~ as
- 2012 · BS-TBS Summer Party 2012 Onna Nihonbuyo (Japanese Idol Style) as
- 2012 · Hello! Project 2012 Summer Tanjou 15 Shuunen Kinen Live 2012 Natsu ~Wkwk (Wakuwaku) Natsu no FAN Matsuri!~ as
- 2012 · Mosuma. FC Event ~Gachi☆Kira~ as
- 2012 · Hello! Channel Vol.8 as
- 2012 · Dream Morning Musume. Special LIVE 2012 Nippon Budokan ~Dai Isshou Shuumaku "Yuusha Tachi, Shuugou Seyo"~ as
- 2012 · Hello! Project 2012 Winter Hello☆Pro Tengoku ~Funky-chan~ as
- 2012 · Hello! Project 2012 Winter Hello☆Pro Tengoku ~Rock-chan~ as
- 2011 · Morning Musume. Zen Single MUSIC VIDEO Blu-ray File 2011 as
- 2011 · Hello! Project 2011 Autumn Hello! Project ☆ Festival 2011 ~MOBEKIMASU~ as
- 2011 · Reborn ~Inochi no Audition~ as
- 2011 · Hello! Project DVD Magazine Vol.27 as
- 2011 · Morning Musume. 2011 Autumn Solo Sayashi Riho Ai BELIEVE ~Takahashi Ai Sotsugyou Kinen Special~ as
- 2011 · Sayashi Riho ~Sayashi Riho~ as
- 2011 · Hello! Project DVD Magazine Vol.26 as
- 2011 · Hello! Project 2011 Summer ~Nippon no Mirai wa WOW WOW Live~ as
- 2011 · Hello! Project DVD Magazine Vol.25 as
- 2011 · Morning Musume. 2011 Spring Shin Souseiki Fantasy DX ~9ki Mem wo Mukaete~ as
- 2011 · Hello! Channel Vol.4 as
- 2011 · Morning Musume. 9ki Member Ohirome Event as
- 2011 · Hello! Project 2011 Winter ~Kangei Shinsen Matsuri~ B kkuri Live as
- Future · BABYMETAL - Summer Sonic Festival 2019 as Riho Metal
- 2010 · Fashionable ~The Musical~ as