|Birthdate||October 4, 1994|
|Current Age||25 Years Old|
|Social Networks||7gogo / Blog / Instagram / Twitter / Weibo|
|Idol Career Info|
|Debuted||September, 2011 / 13th Generation|
- 1 Catchphrase
- 2 History
- 3 AKB48 Senbatsu Elections
- 4 AKB48 Janken Tournaments
- 5 Team History
- 6 Singles Participation
- 7 Albums Participation
- 8 Units
- 8.1 Stage Units
- 8.2 Concert Units
- 8.2.1 AKB48 Group Kenkyuusei Concert ~Oshimen Hayai Mono Gachi~
- 8.2.2 AKB48 8th Anniversary
- 8.2.3 AKB48 Kouhaku Utagassen 2013
- 8.2.4 Unit Matsuri 2014
- 8.2.5 AKB48 Zenkoku Tour 2014
- 8.2.6 AKB48 Kouhaku Utagassen 2014
- 8.2.7 AKB48 Group Douji Kaisai Concert in Yokohama ～Kotoshi wa Rank in Dekimashita Shukugakai～
- 8.2.8 AKB48 13th Generation Stage in TDC ～Ima, Yaru Shikaneen Dayo!～
- 8.2.9 AKB48 Group Kanshasai ~Rank in Concert~ (Senbatsu Sousenkyo Rank-in (17th-80th) members performance)
- 8.2.10 AKB48 Group Kanshasai ~Rank in Concert~ (Senbatsu Sousenkyo Rank-in (17th-100th) members performance)
- 8.2.11 AKB48 Zenkoku Tour 2019
- 9 Media Appearances
- 10 Trivia
- 11 Gallery
- 発声練習はじめます！ やっほー、さっほー、25歳、さっほーこと岩立沙穂です。
- Hassei renshuu hajimemasu! Yahhoo, Sahhoo, 25-sai, Sahhoo koto Iwatate Saho desu.
- (I'll start with vocal exercises! Yahhoo, Sahhoo, I'm Iwatate Saho, also known as Sahhoo, 25 years old.)
- On September 24th, passed the auditions for 13th Generation.
- On December 8th, during the 6th Year Anniversary Commemorative Performance, had her theater debut with the other members of the 13th Generation for Aitakatta.
- On August 5th, passed 6th Kenkyuusei Selection.
- In April, passed the center examination for university.
- On August 24th, on the third day of the Tokyo concert for the AKB48 5 Big Dome Concert Tour, was promoted to Minegishi Team 4.
- On November 3rd, was a shonichi member for Te wo Tsunaginagara.
- On February 24th, during the AKB48 Group Daisokaku Matsuri, it was announced she would stay with Minegishi Team 4.
- On April 15th, was a senshuuraku member of Te wo Tsunaginagara.
- On April 24th, was a shonichi member of Idol no Yoake.
- On June 7th, during the 6th Senbatsu Election, placed for the first time at 61st place.
- On March 20th, graduated from junior college.
- On March 26th, during the AKB48 Spring Shuffle 2015, it was announced she would stay with Takahashi Team 4.
- On August 24th, was a senshuuraku member of Idol no Yoake.
- On September 17th, was the seventh member to be announced for Seishun wa made owaranai.
- On October 13th, appeared in AKB Horror Night Adrenaline no Yoru.
- On December 3rd, was a shonichi member for Yume wo Shinaseru Wake ni Ikanai.
- On June 18th, during the 8th Senbatsu Election, ranked back in at 51st after not placing at all the year prior.
- On June 15th, was announced as a contestant on the Korean idol survival show Produce 48.
- Ranked in Class B after the initial evaluation.
- Ranked in Class B after the re-evaluation.
- Performed AKB48's High Tension during the first performance round. Her position was center. Her team lost.
- Performed BTS' "The Truth Untold" during the second performance round. She placed third within her team.
- Was elimited in Episode 8 at 40th place with a total of 288,890 votes.
- On January 19, had a joint leading role together with Sugawara Maya in the horror movie "Horror Channel".
- On May 2nd, during Takahashi Juri's graduation stage, was named the new captain of Team B (Iwatate Team B).
AKB48 Senbatsu Elections
- 4th Senbatsu Election - Not Ranked
- 5th Senbatsu Election - Not Ranked
- 6th Senbatsu Election - #66 (Upcoming Girls)
- 7th Senbatsu Election - Not Ranked
- 8th Senbatsu Election - #51 (Future Girls)
- 9th Senbatsu Election - #42 (Next Girls)
- 10th Senbatsu Election - #22 (Undergirls)
AKB48 Janken Tournaments
- 2nd Janken Taikai - Didn't Qualify
- 3rd Janken Taikai - Didn't Qualify
- 4th Janken Taikai - Didn't Qualify
- 5th Janken Taikai - #4 (Lost to Watanabe Miyuki)
- 6th Janken Taikai - Round 2 (Lost to Owada Nana)
- 7th Janken Taikai - Round 2 (Lost to Shiroma Miru)
- AKB48 Kenkyuusei → Team 4 → Team B
- Ano Hi no Fuurin (Gingham Check)
- Otona he no Michi (UZA)
- Watashitachi no Reason (Eien Pressure)
- Tsuyoi Hana (So long!)
- LOVE Shugyou (Sayonara Crawl)
- Aozora Cafe (Koi Suru Fortune Cookie)
- Seijun Philosophy (Heart Ereki)
- Mosh & Dive (Kimi no Hohoemi wo Yume ni Miru)
- KONJO (Mae Shika Mukanee)
- Heart no Dasshutsu Game (Labrador Retriever)
- Chewing Gum no Aji ga Naku Naru Made (Kokoro no Placard)
- Ambulance (Kibouteki Refrain)
- Me wo Aketa Mama no First Kiss (Kibouteki Refrain)
- Reborn (Kibouteki Refrain)
- Nanka, Chotto, Kyuu ni... (Kuchibiru ni Be My Baby)
- Kangaeru Hito (Tsubasa wa Iranai)
- Kishi ga Mieru Umi Kara (LOVE TRIP / Shiawase wo Wakenasai)
- Anogoro no Gohyaku Yen Dama (Negaigoto no Mochigusare)
- Tomadotte Tameratte (＃SukiNanda)
- Kimi wa Boku no Kaze (Teacher Teacher)
- Atarashii Chime (Teacher Teacher)
- Sandal ja Dekinai Koi (Sentimental Train)
- Wakariyasukute Gomen (NO WAY MAN)
- Seishun Da Capo (Sustainable)
- Nagareboshi ni Nani wo Negaeba Ii no Darou (Sustainable)
- Seishun Da Capo (Sustainable)
- Mata Aeru Hi Made (Shitsuren, Arigatou)
- Sakuranbo to Kodoku (1830m)
- Aozora yo Sabishikunai ka? (1830m)
- Team Zaka (Tsugi no Ashiato)
- Bokutachi no Ideology (Koko ga Rhodes da, Koko de tobe!)
- Namida wa ato Mawashi (Koko ga Rhodes da, Koko de tobe!)
- Nakigoto Time (0 to 1 no Aida)
AKB48 Group Kanshasai ~Rank in Concert~ (Senbatsu Sousenkyo Rank-in (17th-80th) members performance)
AKB48 Group Kanshasai ~Rank in Concert~ (Senbatsu Sousenkyo Rank-in (17th-100th) members performance)
- Yobisute Fantasy (Center)
- Two Roses
- Produce 48 (2018)
- Horror Channel (2019)
- Hobbies: Aromatherapy, photography
- Favorite subject: World history
- Likes: Spicy food, eating grasshoppers
- Good friends with: Mogi Shinobu
- She was the first person to bathe with Mogi
- Oldest member in AKB48 13th Generation
- Failed AKB48's 11th Generation Auditions
- Was Nogizaka46's Nakada Kana classmate
- Has a brother
- Have been studying French
- Considers herself a calm and considerable person, but also indecisive
- Has a burikko character
- She once posted support messages through Google+ for a fan that was thinking about committing suicide
Iwatate Saho 10th Senbatsu Election Poster (2018)
Iwatate Saho (Produce 48) (2018)
Iwatate Saho (2018)
Iwatate Saho 9th Senbatsu Election Poster (2017)
Iwatate Saho (2017)
Iwatate Saho 8th Senbatsu Election Poster (2016)
Iwatate Saho (2016)
Iwatate Saho (2015)
Iwatate Saho (2014)
Iwatate Saho (2013)
Iwatate Saho (Late 2012)
Iwatate Saho (Early 2012)
| Iwatate Saho | Otake Hitomi | Omori Maho | Oya Shizuka | Okuhara Hinako | Kashiwagi Yuki | Kawahara Misaki|
Kitazawa Saki | Kubo Satone | Saito Haruna | Sasaki Yukari | Sato Akari | Shimizu Maria | Takita Kayoko | Taniguchi Megu
Nakanishi Chiyori | Hattori Yuna | Fukuoka Seina | Honda Hitomi | Yamabe Ayu | Yamamoto Ruka | Yoshikawa Nanase
|B1 | B2 | B3 | B4 | B5 | B6 | Waiting Stage|