Amatsuna Sasaha (天絆ささは)
Amatsuna Sasaha (天絆ささは, Amatsuna Sasaha) is a Japanese virtual YouTuber who describes herself as a panda “shield user” who protects and heals. She started as an independent talent in May 2023 and joined 774 inc. (ななしいんく) in April 2025. Her listed birthday is October 27. She streams rhythm games, retro games and planning-style content, and she also sings and dances.
At a glance
- Agency: 774 inc. (ななしいんく)
- Listed birthday: October 27
- Activity start: May 27, 2023 as an independent; debuted with 774 inc. on April 27, 2025
- Platform: YouTube
- Interests (from her X profile): retro games on real hardware, science and engineering, planning, singing and dancing
- Fan name: ささのこ and ワイ
- Character design (“mama”): credited on her X profile to @ogipote
- Language: Japanese
Music
Her first original song, “Omamori Pretzel” (おまもりプレッツェル), was released on CD on March 15, 2025, and its official music video on her channel has passed 380,000 views as of late October 2026. She also posts singing covers and took part in the 774 inc. 3D live “Starlight Tribute,” held on October 17 and 18, 2026. Her first solo event, held on November 30, 2024, was titled 「笹えてえりぃと！大冒険」.
Streams
Her recent streams show the range of her content. On October 25, 2026 she held a 3D livestream of an early-access play session of the new jubeat arcade cabinet, a KONAMI music-game title; she says on her profile that she loves the BEMANI series. Other recent uploads include a Gunpla (plastic-model) build, a morning chat series called “Omamori Radio,” and game streams. Her fans are known as “ワイ.”
Fan culture
Her main hashtag is #天絆ささは, with #ささ配信中 for live streams and #ささはあーと for fan art. Her X account has about 14,000 followers as of this writing.
Official links
- X: @Amatsuna_Sasaha
- YouTube: 天絆ささは
- 774 inc. official X: @774inc_official
FAQ
When is Amatsuna Sasaha’s birthday? October 27.
Which agency is she with? 774 inc. (ななしいんく), which she joined in April 2025 after starting independently in May 2023.
What does she stream? Rhythm games such as the BEMANI series, retro games, Gunpla builds, chat streams and singing.
Sources
- X — Amatsuna Sasaha (@Amatsuna_Sasaha), profile and recent posts
- YouTube — “Omamori Pretzel” official music video
- YouTube — Amatsuna Sasaha channel and recent uploads
- 774 inc. wiki — Amatsuna Sasaha
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Profile
Sources
- x.com (official)
- www.youtube.com (official)
- x.com (official)
- Amatsuna Sasaha profile - X
- Amatsuna Sasaha official music video - YouTube
- Amatsuna Sasaha - 774 inc. wiki
Reviewed by WVR Inoue on October 25, 2026. See our editorial standards.
Thumbnail: おまもりプレッツェル ／ 天絆ささは (official Music Video) by 天絆ささは / Sasaha Channel【ななしいんく】 on YouTube. Shown via YouTube; all rights belong to their owners.
