Kumi Sasaki

Everybody has theories that they personally cling blindly to regardless of proof or scientific validity. In this entertaining information program, a host of celebrities present their cases for pet theories to studio guests by any means be it academic argument or laughably “out there” logic. Can their theories gain acceptance? Or will they be discarded as pop science that only adds confusion to the world? Find out through exhaustive examination including on-location experiments!

Hinatazaka46's variety show following the format of the prequel Hiragana Oshi after the group changed their name from Hiragana Keyakizaka46 to Hinatazaka46. The show started on 7th April 2019 and is aired every Sunday late night 1:05 am JST.

Eleven high school classmates awaken, restrained to a large dining room. While fearing for their lives, they question a motive to this bizarre act.

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“DASADA is a drama set on an all-girls’ highschool. Days went by with nothing worthy of note going on – until the class’ resident most ‘dasai’ (lame) girl kick-started a fashion line brand called ‘DASADA’. A story of friendship and chasing after one’s dream.

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「HINATAZAKA46 Live Online，YES！with YOU！」is a concert by Hinatazaka46 that was live-streamed on 31st July 2021.

The first documentary for Japanese idol group Hinatazaka46.

Hinatazaka46 Happy Train Tour 2023 is a tour held by Hinatazaka46. The tour started on August 30th, 2023, and is scheduled to finish on December 10th, 2023.

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The 6th Hinatansai is a live concert to celebrate the 6th anniversary of Hinatazaka46. It was held on April 5 and 6, 2025 at Yokohama Stadium. On the April 5 concert, a graduation ceremony for the 1st generation member Sasaki Mirei was held; on the April 6 concert, a graduation ceremony for the 1st generation member and captain Sasaki Kumi was held. The 5th generation members were introduced at this live.

HINAKURI 2019 ~Seventeen Santa Clauses and Christmas in the Sky~ is a Christmas concert performed by Hinatazaka46. The concert is performed over 2 days on the 17th and 18th December 2019. A total of 40,000 came to watch the concert.

Hiragana Christmas 2018 was a Hiragana Keyakizaka46 concert that took place from December 11 to December 13, 2018. It was the first Christmas concert held by Hiragana Keyakizaka46.

Hinatazaka46 3rd Single Release Commemorative One-Man Live was a Hinatazaka46 concert, held on September 26th, 2019 in Saitama Super Arena.

The 4th Year Memorial Live was a Hinatazaka46 concert that took place on April 1-2, 2023 in Yokohama Stadium.

The Spring Unit Festival is the first day of the "Hinatazaka46 Debut 2nd Anniversary Special 2days" event. Songs picked by fans were performed and live-streamed from a concert hall without an audience.