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.
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.
Synthesized by Yomimono from the cited Yomimono stories below, each itself sourced, then editorially reviewed. Every fact links the story it came from.
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.
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.
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.
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'.
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.
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.
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.
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.
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.
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.
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.