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Suisei Hoshimachi launched her personal agency Studio STELLAR in March 2026 while remaining a hololive production talent, and her music project Midnight Grand Orchestra is restarting with a new EP and a February 2027 concert.
Synthesized from 7
Yomimono stories · updated
Jun 19
Virtual idol Hoshimachi Suisei announced the launch of her personal agency Studio STELLAR during an acoustic live stream on March 22, 2026, marking her 8th anniversary and birthday. The new agency will manage her solo artist activities, including music production, streaming, merchandise sales, and fan club operations, in collaboration with hololive production operator COVER Corporation and the newly established NERD Inc. Suisei will continue group and collaborative activities as a hololive production talent. Alongside the agency launch, she announced a 2026 arena tour titled "Once upon a Stellar" across four cities: Yokohama, Kobe, Nagoya, and Fukuoka.
Midnight Grand Orchestra, the music project led by Suisei and sound producer TAKU INOUE, will resume activities after a period of inactivity. The project announced its first EP Travelogue I, set for release on August 19, 2026, with a new artist photo and special website unveiled on May 27. The EP marks a full-scale restart ahead of the group's second solo live concert, "Project:Allegro," scheduled for February 2027. NERD Inc., which also manages TAKU INOUE and Midnight Grand Orchestra, describes itself as an independent artist agency for extraordinary talents.
In June 2026, Suisei participated in a collaboration between the Hololive unit miComet, which includes Sakura Miko and Hoshimachi Suisei, and the karaoke chain JOYSOUND. The event runs from June 13 to July 30 at 60 JOYSOUND and affiliated stores nationwide, with goods available at 20 locations and online. The collaboration includes new original merchandise featuring the pair in two visual themes, and a lottery for a newly recorded voice alarm clock with 100 winners selected.
Key facts
- Personal agency launch
- Hoshimachi Suisei launched her personal agency Studio STELLAR on March 22, 2026, during an acoustic live stream marking her 8th anniversary and birthday. ↗
- Agency structure
- Studio STELLAR manages Suisei's solo artist activities in collaboration with COVER Corporation and NERD Inc., while she continues group activities as a hololive production talent. ↗
- Arena tour announcement
- Suisei announced a 2026 arena tour titled 'Once upon a Stellar' across four cities: Yokohama, Kobe, Nagoya, and Fukuoka. ↗
- Midnight Grand Orchestra EP
- Midnight Grand Orchestra will release its first EP Travelogue I on August 19, 2026. ↗
- Midnight Grand Orchestra concert
- Midnight Grand Orchestra will hold its second solo live concert, 'Project:Allegro,' in February 2027. ↗
- miComet JOYSOUND collaboration
- The Hololive unit miComet, comprising Sakura Miko and Hoshimachi Suisei, collaborated with JOYSOUND from June 13 to July 30, 2026, at 60 stores nationwide. ↗
- Voice alarm clock lottery
- Purchases of 2,000 yen or more of collaboration goods in-store earned entry into a lottery for a newly recorded voice alarm clock, with 100 winners selected. ↗
Timeline
- Jun 19, 2026 The Cat and the Dragon Anime Sets June 27 Streaming Debut
- Jun 10, 2026 Moncar Phanta Adds Wawolf Job, Switch Gets Parity Update
- Jun 5, 2026 Hololive's MiComet Teams With JOYSOUND for Collab Goods and Karaoke Rooms
- May 31, 2026 Hoshimachi Suisei Launches Own Agency Studio STELLAR
- May 29, 2026 Iwamoto-senpai no Suisen Anime Adds Cast, Theme Songs, Sets July 4 Premiere
- May 29, 2026 Iwakoto-Senpai No Suisen Sets July 4 Premiere, Adds Cast and Music
- May 28, 2026 Midnight Grand Orchestra Announces First EP Travelogue I
Synthesized by Yomimono from the cited Yomimono stories below, each itself
sourced, then editorially reviewed. Every
fact links the story it came from.
All coverage
4h ago
The final performance of Suisei Hoshimachi's arena tour 'Once Upon a Stellar' will be broadcast live in theaters in Japan and overseas. The Fukuoka show on November 12 will screen at 51 Japanese theaters and venues in Taipei, Hong Kong, Macau, Seoul, Singapore, Kuala Lumpur, Jakarta, and Melbourne. Domestic tickets are 5,000 yen.
Aug 30
Hoshimachi Suisei, the VTuber affiliated with hololive and Studio STELLAR, will digitally release her new song "GUM & DROP" on Monday, August 31. The music video arrives the same day at 8:00 p.m. The announcement came during her August 30 stream, where she debuted a new default costume and room while performing the song for the first time. Suisei wrote the lyrics herself, alongside R&B singer-songwriters Sabrina Claudio and Paris Alexa. Mikhail Beltran, known for work with Chloe x Halle and Tinashe, co-composed with Xansei, Claudio, and Alexa. TAKU INOUE, who develops the Midnight Grand Orchestra project with Suisei, joined as co-producer. The track fuses J-POP catchiness with US dance music, born from a co-writing session in Los Angeles. The release is the first under Suisei's new system, and she described the song and choreography as cute, inviting fans to copy the dance. Related announcements from the stream include a joint live with tuki. on December 20, 2026 at K Arena Yokohama, and a second Hoshizumi Pajama Party event in 2027.
Aug 30
tuki. and Hoshimachi Suisei will hold a joint live titled 'Hoshifuru Bansankai' on December 20 at K-Arena Yokohama. The key visual was drawn by wataboku. Ticket advance reception begins August 30. The two became close after posting karaoke videos in 2025, and tuki. later provided the song 'Suisei' to Hoshimachi Suisei in December 2025. Hoshimachi Suisei established her personal agency Studio STELLAR in March 2026.
Aug 29
Hoshimachi Suisei, affiliated with hololive and Studio STELLAR, will perform at the South Korean music festival WONDERLIVET 2026 across two acts. She plays on November 20, and her project Midnight Grand Orchestra takes the stage on November 21. The festival runs November 20 to 22 at KINTEX HALL 7·8·9·10.
Aug 29
Tokyo Otaku Mode is selling three HoloLive figures: a swimsuit version of Shirogane Noel based on her first anniversary illustration, plus POP UP PARADE SP figures of Hoshimachi Suisei and Tokoyami Towa. Prices are 19,800 yen for Noel and 6,800 yen each for the other two.
Aug 27
Bandai Spirits opened reservations on August 27, 2026 for several new items in its Tamashii Nations figure lines, including two METAL ROBOT Soul figures from the Gundam x hololive production collaboration. The METAL ROBOT Soul <SIDE MS> Nu Gundam [Sakura Miko Ver.] is priced at 24,200 yen, and the Sazabi [Hoshimachi Suisei Ver.] at 28,600 yen, both shipping in January 2027. Reservations for the Nu Gundam began at 16:00 and for the Sazabi at 17:00 on August 27. The figures feature special coloring based on the VTubers' image colors, dedicated bases, and collaboration markings. The company also opened reservations for the METAL STRUCTURE Kaitai Shouki RX-178 Gundam Mk-II (AEUG Specification), a 310mm figure priced at 137,500 yen, also shipping in January 2027. The Kaitai Shouki figure includes LED gimmicks and three armor deployment forms. These items were displayed at the Bandai / BANDAI SPIRITS booth at TOKYO TOY SHOW 2026, alongside other collaboration figures including RG RX-78-2 Gundam Ver.2.0 [HOLOLIVE PRODUCTION Ver.] and RG Crossbone Gundam X1 [Houshou Marine Ver.].
Aug 19
Midnight Grand Orchestra, the unit formed by Hoshimachi Suisei and TAKU INOUE, released its first EP Travelogue I on August 19. The four-track release includes Hyper Vip, Nonsense, Flash, and 404, and adds strings such as violin, viola, and cello to the unit's club sound. The EP was originally planned as a limited first edition CD bundled with soundtrack music for an original anime project, but production problems at the external production company made the release timing uncertain, so the CD sales were canceled. Streaming and download distribution proceed as planned.
Aug 6
Cover announced that the next in-game event for the rhythm and RPG "hololive Dreams" ("Holodori") will feature the unit miComet, consisting of Sakura Miko and Hoshimachi Suisei. The event, titled "Syncing Summer Sparkle," is scheduled to begin on August 7, 2026, at 12:00. Alongside the event, three songs by the duo will be added to the game, and players can obtain miComet event memories by participating. The announcement follows a teaser on the official X account that hinted at the two talents with an ocean background and icons on their outfits. The first in-game event, "Hello! Brand New Summer!," ended on August 5, and details for the next event were scheduled to be revealed on August 6 at 18:00. "Holodori" is the first official smartphone game for the VTuber group hololive, developed jointly by Cover and QualiArts, and released on July 23. It surpassed 1 million downloads the day after release. The game is available on iOS, Android, and PC via Steam with a free-to-play model.
Aug 5
Bandai Namco Filmworks announced the 35th anniversary festival "Glory Winners" for the Future GPX Cyber Formula series, scheduled for January 9, 2027, at Misato City Cultural Hall in Saitama. The event will feature daytime and evening sessions with cast members Junichi Kanemaru, Kotono Mitsuishi, Sho Hayami, and Toshihiko Seki, plus session-specific guests. Theme song artists Hironobu Kageyama, Aki Misato, and Dynamite Shige will perform live. Tickets cost 9,800 yen for all reserved seats, with the fastest advance reservation period running from August 5 at 5:00 PM to August 23 at 11:59 PM. MegaHouse will release two new products: the Cyber Formula Collection -Heritage Edition- DX, reproducing the rollout set of the new machine Zenis Asurada AKF-S0/G, and the Super Asurada 01 Circuit Mode NEON Ver. in cyber colors. The new short anime, a direct sequel to the 1998 OVA SIN, is directed by Mutsumi Fukuda and features machine design by Shoji Kawamori. A life-size Zenis Asurada model will be displayed at MegaHobby EXPO2026 on September 26, 2026, with a riding experience featuring Asurada's voice actor Kenichi Ono.
Jul 22
Crypton Future Media announced on July 22, 2026, that a new smartphone game, Hatsune Miku Graphy Collection: Mysterious Music Comet Re:Merge, will launch for iOS and Android in fall 2026. The game is free-to-play with item-based microtransactions and features the six Piapro Characters: Hatsune Miku, Kagamine Rin, Kagamine Len, Megurine Luka, MEIKO, and KAITO. The main visual, showing the characters smiling against a starry sky, was newly drawn by illustrator Kocha Majitaro. The game's genre and further details have not been disclosed and will be announced at a later date. The title suggests a connection to the music RPG Hatsune Miku Graphy Collection: Mysterious Music Comet, which ended service in 2020. To commemorate the announcement, special stickers will be distributed at the Hatsune Miku Magical Mirai 2026 events in Hamamatsu, Osaka, and Tokyo starting July 2026. Visitors can receive a sticker by showing their screen following the game's official X account at the Crypton Future Media Digital Content Team booth.
Jul 22
VTuber Suisei Hoshimachi and virtual idol Hatsune Miku threw the first pitch at a Chiba Lotte Marines game on Monday. Hoshimachi appeared on the pitcher's mound via screen and delivered a perfect pitch to Marines player Shingo Ishikawa. The event was part of Lotte's summer ice cream campaign.
Jul 14
Shirakami Fubuki and Hoshimachi Suisei played a browser-based real escape game based on Steins;Gate, encountering a freeze that forced a restart. The article also recalls Oozora Subaru and Usada Pekora's first-time reactions to the series. The piece promotes the upcoming Steins;Gate RE:BOOT, which adds a new Gamma world line route.
Jul 11
Hatsune Miku and Hoshimachi Suisei will appear at the ceremonial first pitch of the Chiba Lotte Marines vs. Fukuoka SoftBank Hawks game on July 20, 2026 at ZOZO Marine Stadium. The appearance is tied to a new CM for Lotte's Coolish and Sou brands, released July 3, featuring the song 'Blue's Nest' by Tatsuya Kitani with character design by Kope Nishiki. A collaboration hotel room and train jack are also planned.
Jul 10
Hoshimachi Suisei will throw the ceremonial first pitch at the July 20 baseball game between the Chiba Lotte Marines and Fukuoka SoftBank Hawks at ZOZO Marine Stadium. Hatsune Miku will appear on the stadium's video screens to cheer during the ceremony. The appearance is tied to a new commercial for Lotte's Coolish and Sō products, in which both sing the song "Ao no Sumika" by Tatsuya Kitani. The commercial was released on July 3. Additional promotions include a collaboration room at Lotte City Hotel Kinshicho and a train jack on the Tokyo Metro Hibiya Line. Suisei commented, "I'll aim for a blazing fastball!!" The game starts at 17:00, with doors opening at 15:00 and the first pitch scheduled around 16:40. The event is part of Lotte's sponsored game day titled "A cold, blue summer has arrived. Coolish & Sō DAY." Crypton Future Media, the company behind Hatsune Miku, announced the appearance.
Jul 9
The Chiba Lotte Marines will host a sponsored game day on July 20, 2026, featuring Hoshimachi Suisei and Hatsune Miku. Suisei will throw the ceremonial first pitch before the game against the Fukuoka SoftBank Hawks, while Miku will appear on the stadium vision. Suisei said she aims for a fastball and will cheer the crowd.
Jun 29
Lotte's Coolish and Sou ice cream brands posted silhouette images of two singing artist groups for upcoming commercials. Based on the silhouettes and credits for Studio STELLAR, Cover Corporation, and Crypton Future Media, the artists are believed to be VTuber Suisei Hoshimachi and VOCALOID Hatsune Miku. The commercials will feature songs related to 'blue'.
Jun 19
The anime adaptation of Amara's Neko to Ryū novels has revealed a second promotional video, five additional cast members, and theme song performers. The series will begin streaming on d Anime Store and ABEMA in Japan on June 27, one week ahead of its television broadcast.
Jun 10
Experience announced a June 11 update for Moncar Phanta: The Hero and the Crystal Maiden that adds the Wawolf job, a light physical attacker with a high-risk, high-reward skill set. The Nintendo Switch version will also receive ★4 items, Monster Rumors, and Skill Inheritance via Job Change, bringing it in line with the Steam and PS5 versions. A 25% sale runs June 11-24 on Steam and Switch.
Jun 5
On June 5, 2026, Chugai Mining announced a collaboration between the Hololive unit miComet-comprising Sakura Miko and Hoshimachi Suisei-and the karaoke chain JOYSOUND. The event runs from June 13 to July 30 at 60 JOYSOUND and affiliated stores nationwide, with goods available at 20 of those locations and online. The collaboration includes new original merchandise featuring the pair in two visual themes: a stadium jacket coordination and an after-school track suit coordination. Product highlights include life-size acrylic stands (2,200 yen each), trading can badges, trading acrylic stands, acrylic art boards, a magnet can caramel with a mini can badge, flake sticker sets, and a mini tambourine. For each collaboration menu item ordered in-store, customers receive one of eight random coaster designs. Purchases of 2,000 yen or more of collaboration goods in-store earn a random postcard bonus and one entry into a lottery for a newly recorded voice alarm clock, with 100 winners selected. The alarm clock campaign is in-store only; online purchases do not include entry postcards.
May 31
Virtual idol Hoshimachi Suisei announced the launch of her personal agency, Studio STELLAR, during an acoustic live stream on March 22, marking her 8th anniversary and birthday. The new agency will manage her solo artist activities, including music production, streaming, merchandise sales, and fan club operations, in collaboration with hololive production operator COVER Corporation and the newly established NERD Inc. NERD Inc., which also manages TAKU INOUE and the group Midnight Grand Orchestra, describes itself as an independent artist agency for extraordinary talents. Suisei will continue group and collaborative activities as a hololive production talent. She also revealed a new artist photo and a logo featuring a crown-like symbol. Alongside the agency launch, Suisei announced a 2026 arena tour titled "Once upon a Stellar" across four cities: Yokohama, Kobe, Nagoya, and Fukuoka. Midnight Grand Orchestra will resume activities and hold a second solo live concert, "Project:Allegro," in February 2027.
May 29
The television anime adaptation of Hiroshi Shiibashi's manga Iwamoto-senpai no Suisen has announced two new supporting cast members and its theme songs, along with a July 4 premiere date. Voice actors Gen Satou and Shinnosuke Tokudome join the cast as Ryuu Sazame and Mizuka Awatama, respectively. Japanese boy-band THE JET BOY BANGERZ performs the opening theme "BUDDING," and WOLF HOWL HARMONY performs the ending theme "Koko ni Iru." The anime will air on Tokyo MX at 10:30 p.m. and on Sun TV every Saturday starting July 4. Toshifumi Kawase directs the series at Studio Deen, with Keiichirou Oochi handling series composition, Atsuko Nakajima designing characters, and Yoshiaki Dewa and Toru Ishitsuka composing the music. The previously announced main cast includes Taito Ban as Kodo Iwamoto, Yuki Sakakibara as Kai Haramachi, and Kento Ito as Soichiro Amaba, among others. Shiibashi began the manga as a one-shot in Shonen Jump+ in March 2020 before it began regular serialization in Ultra Jump in February 2021. Shueisha published the 13th volume on January 19, with the 14th volume scheduled for July 17.
May 29
The TV anime adaptation of the manga "Iwakoto-senpai no Suisen" will premiere on July 4, 2026. The opening theme is performed by THE JET BOY BANGERZ and the ending theme by WOLF HOWL HARMONY. Gen Sato and Shinnosuke Tokudome join the cast as Sazame Ryūu and Awadama Mizuhi, respectively.
May 28
The music project Midnight Grand Orchestra, led by VTuber Suisei Hoshimachi and sound producer TAKU INOUE, will release its first EP Travelogue I on August 19. A new artist photo and a special website were unveiled May 27. Track details remain unrevealed as production continues. The EP marks a full-scale restart ahead of the February 2027 live concert Project: Allegro.