Hoshimachi Suisei

Who is Hoshimachi Suisei?

Hoshimachi Suisei is a Japanese virtual idol, singer, and VTuber affiliated with Hololive Production. She debuted as an independent creator on March 22, 2018 and is best known for live music performances, original songs, and livestream content that blends singing and gaming. Her official profile frames her as a shooting star–themed virtual idol who works toward large-stage goals while engaging a global fanbase called Hoshiyomi.

Creator & studio

Hoshimachi Suisei’s character design is credited to Teshima Nari and she is formally represented by Hololive Production. She joined Hololive’s music-focused label in 2019 and later transferred into Hololive’s main roster while continuing to release music and perform under the agency.

Visual Style and Aesthetics

Suisei’s visual identity is built around celestial imagery and idol iconography, with recurring motifs of stars, comets, and classic idol accessories. Her overall aesthetic mixes pop idol styling with a polished, performance-ready look that is often paired with strong stage and music visuals. Album art, music videos, and live concert visuals emphasize a dramatic, space‑themed atmosphere that supports her singer‑first image.

Content Type & Format

Hoshimachi Suisei’s content centers on long‑form live streams and produced music videos. On YouTube she regularly streams live singing sessions, full concerts, karaoke, and gaming streams; her YouTube output also includes recorded music videos and staged concert streams. Suisei posts short‑form clips and highlights on platforms such as TikTok while sharing announcements and artwork on social platforms like X.

The themes of Hoshimachi Suisei’s content are music, idol performance, and fan interaction. Many videos and streams focus on original songs, covers, rehearsals, and behind‑the‑scenes preparation for concerts and releases. Hoshimachi Suisei’s personality in her videos mixes hardworking idol professionalism with playful, candid moments, which she uses to foreground her singing and stagecraft.

Audience interaction is a consistent format across her channels: live chat Q&A, collaborative streams with other talents, and ticketed live concerts with simultaneous streaming. Her concert streams and music releases are presented both as entertainment events and as visual music products, often pairing audio releases with strong imagery and staged performances on YouTube and official event platforms.

Hoshimachi Suisei Collaborations and Campaigns

Midnight Grand Orchestra: Midnight Grand Orchestra x Hoshimachi Suisei. In 2022 Suisei partnered with producer TAKU INOUE under the Midnight Grand Orchestra project, releasing the single "SOS" and the mini album Overture. The project combined studio releases, a high‑concept music video, and a virtual live performance that was later released on Blu‑ray and DVD.

THE FIRST TAKE performance: THE FIRST TAKE x Hoshimachi Suisei. In January 2023 Suisei became the first VTuber invited to perform on the one‑take music program THE FIRST TAKE, delivering an acoustic single‑take rendition that reached millions of views and highlighted her vocal ability in a mainstream music setting.

CONVERSE TOKYO Collaboration: CONVERSE TOKYO x Hoshimachi Suisei. In December 2021 Suisei teamed with CONVERSE TOKYO for a limited apparel collaboration that included T‑shirts, long‑sleeves, and acrylic keychains sold by the brand. The collaboration packaged original artwork and character motifs into streetwear pieces for fans and collectors.

HoneyWorks album track: HoneyWorks x Hoshimachi Suisei. As part of the hololive × HoneyWorks music project, Suisei recorded the original song "Kyoushitsu ni Ao" for the collaborative album released in early 2024, presented with a produced music video and album distribution. The release positioned Suisei within a larger multi‑artist music narrative handled by HoneyWorks and Hololive.

DYSCHRONIA theme song: DYSCHRONIA: Chronos Alternate x Hoshimachi Suisei. In 2021 Suisei contributed the theme song titled "7days" for the game DYSCHRONIA: Chronos Alternate, providing an original tie‑in track used in promotional materials and game trailers.

Narrative & Recognition

As a recording artist Suisei has released multiple singles and albums that charted on Japanese digital and album rankings; early singles such as "Next Color Planet" and "Ghost" reached prominent positions on digital charts. She was the first VTuber to perform on THE FIRST TAKE and has staged multiple paid solo concerts and virtual live events. In February 2025 she performed a solo concert at Nippon Budokan, a milestone linked to her long‑stated goal of large‑scale live performance.