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KAMITSUBAKI STUDIO

KAMITSUBAKI STUDIO is an active creative label running virtual music units and live events, with recent activity spanning charity streams, overseas concerts, and new releases from its roster.

Synthesized from 10 Yomimono stories · updated 6d ago

KAMITSUBAKI STUDIO has spent mid-2026 expanding its virtual singer operations across live events, charity work, and new music. The label's units and affiliated artists have been active on multiple fronts: Empty old City announced a new collaboration single with Dazbee, a winter 2026 EP, and a February 2027 one-man live at EX THEATER ROPPONGI. Kuusou, a unit pairing virtual singer CIEL with real artist Sooda, released its debut EP 'CYAN' in June and held its first solo virtual mini live later that month.

The label also moved into international territory. Kaf performed a 29-song set in Hong Kong in May with no streaming, and Isekai Joucho recreated her 2021 online debut concert at Zepp Haneda. In June, KAMITSUBAKI STUDIO joined the U.S.-organized VTuber Summer Slam 2026 charity event, with four affiliated artists raising 1 million yen for Gamers Outreach through a stream of Overcooked! 2.

Live appearances continued through July, including Tsumi Juubatsu's return to the GOLD DISC DJ event after an eight-month hiatus, and the first physical staging of the VSinger UTAMATSURI series at Toyosu PIT, where RK Music and KAMITSUBAKI STUDIO singers compete in a karaoke battle. The label's activity shows a consistent push into both domestic live venues and international charity and concert spaces.

Key facts

Empty old City release
Empty old City will release 'Aoyureru Philia feat. Dazbee' on August 1, with a second concept EP in winter 2026 and a one-man live on February 12, 2027.
VSinger UTAMATSURI live
The first live event of VSinger UTAMATSURI will be held August 22 at Toyosu PIT, with singers from RK Music and KAMITSUBAKI STUDIO in a 5-on-5 karaoke match.
Tsumi Juubatsu return
Tsumi Juubatsu will appear at GOLD DISC on July 11 at ZEROTOKYO, their first performance since last November.
Charity donation total
Four KAMITSUBAKI STUDIO artists raised 1 million yen at VTuber Summer Slam 2026 for Gamers Outreach.
Charity stream participants
RIM, KOKO, KAKYOIN, and HINAGESHI streamed Overcooked! 2 on the studio's YouTube channel for the charity event.
Kuusou debut EP
Kuusou released its debut EP 'CYAN' on June 17, 2026, with five tracks produced by HIDEYA KOJIMA and lyrics by YUC'e, Pon, and NEFFY.
Kuusou first solo live
Kuusou held its first solo virtual mini live 'Kuusou Palette' on June 27, 2026, streamed free on YouTube with paid multi-angle tickets on Z-aN.
Kaf Hong Kong concert
Kaf performed 29 songs over two hours and 40 minutes in Hong Kong on May 30, 2026, with guests Rime and Isekaijoucho.
Isekai Joucho re-staging
Isekai Joucho recreated her 2021 online debut concert 'Anima' at Zepp Haneda on May 2, 2026.

Timeline

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

Facts

Announced
participation in VTuber Summer Slam 2026 charity event · 2026-06-19
Announced
charity stream titled Games for Every Kid: Charity Stream for Hospitalized Children · 2026-06-19

Connections

Structured graph also available as JSON at /public/entities/kamitsubaki-studio. CC BY 4.0.

All coverage

6d ago

SF Adventure Platonica Space Launches on Steam, Switch Version Set for August 27

KAMITSUBAKI STUDIO and Kazuhide Oka's ANMC project released the Steam version of Platonica Space on August 14, 2026, priced at 1,200 yen with a 17% discount until August 27. The Switch version launches August 27 at the same price, with a discount until September 9. The game follows five amnesiacs exploring an endless room-filled space, recovering fragmented memories through memory spots.

Aug 7

Empty old City Releases New Song With Dazbee, Plans Live and EP

Empty old City, a music unit under KAMITSUBAKI STUDIO, will release "Aoyureru Philia feat. Dazbee" featuring South Korean artist Dazbee on August 1. The unit also announced a second concept EP for winter 2026 and its 3rd one-man live on February 12, 2027, at EX THEATER ROPPONGI.

Jul 13

RK Music and KAMITSUBAKI STUDIO Bring VSinger UTAMATSURI Live to Toyosu PIT

The TV Tokyo karaoke battle show's YouTube original series VSinger UTAMATSURI will hold its first live event on August 22 at Toyosu PIT. Singers from RK Music and KAMITSUBAKI STUDIO will compete in a 5-on-5 karaoke match with AI scoring. Performers include HACHI, KMNZ, VESPERBELL, Rime, Harusarubi, and others. Comedian duo Nishikigoi will serve as MCs. Tickets go on presale July 13.

Jul 8

Tsumi Juubatsu Returns to GOLD DISC After Eight-Month Hiatus

Tsumi Juubatsu, a performer from KAMITSUBAKI STUDIO's Shoujo Kakumei Keikaku unit, will appear at the DJ event GOLD DISC on July 11 at ZEROTOKYO in Shinjuku Kabukicho. It is their first performance since last November. The lineup also includes HONK THE HORN making their debut at the event.

Jul 2

Kamitsubaki Artists Raise 1 Million Yen at Vtuber Summer Slam 2026

Four KAMITSUBAKI STUDIO affiliated artists-RIM, KOKO, KAKYOIN, and HINAGESHI-participated in the U.S. charity event VTuber Summer Slam 2026, raising 1 million yen in donations through special streams. The funds go to Gamers Outreach to provide gaming experiences to hospitalized children.

Jun 27

KAMITSUBAKI STUDIO Joins VTuber Summer Slam 2026 Charity Event

KAMITSUBAKI STUDIO will participate in VTuber Summer Slam 2026, a 10-day charity marathon organized by U.S. nonprofit Gamers Outreach. Four members-RIM, KOKO, KAKYOIN, and HINAGESHI-will stream Overcooked! 2 on the studio's YouTube channel June 25 from 23:00 to 1:00 JST. Donations support GO Kart mobile game kiosks for hospitalized children.

Jun 19

KAMITSUBAKI STUDIO to Host Charity Stream for Hospitalized Children

Creative label KAMITSUBAKI STUDIO announced on June 19 that it will join the international charity event VTuber Summer Slam 2026 (VSS), organized by the US nonprofit Gamers Outreach. As part of the initiative, four affiliated artists-Rima, Koko, Kakyoin, and Hiyashi-will stream themselves playing the cooking action game Overcooked! 2 on the KAMITSUBAKI STUDIO official YouTube channel. The stream, titled Games for Every Kid: Charity Stream for Hospitalized Children, is scheduled for June 25 from 23:00 to 1:00 JST. It will be conducted primarily in English with Japanese translation. Donations collected during the stream will fund the delivery of GO Karts, mobile kiosk terminals equipped with game consoles, monitors, and controllers, to children's hospitals worldwide. VSS is a 10-day charity marathon running from June 19 to June 28, 2026, where VTubers globally raise funds to support hospitalized children. Gamers Outreach, founded in 2007, deploys GO Karts to over 500 medical facilities across 15 countries, providing more than 7.7 million gaming experiences annually.

Jun 17

KAMITSUBAKI Unit Kuusou Releases Debut EP 'CYAN'

KAMITSUBAKI STUDIO's virtual music unit Kuusou released its first EP 'CYAN' on June 17, 2026, featuring five tracks produced by HIDEYA KOJIMA with lyrics by YUC'e, Pon, and NEFFY. The lead track 'Run Sugar' music video dropped the same day. The unit will hold its first solo virtual mini-live 'Kuusou Palette' on June 27.

Jun 10

Kuusou to Stream First Solo Virtual Mini Live on YouTube and Z-aN

KAMITSUBAKI STUDIO announced on June 10 that its music unit Kuusou will hold its first solo virtual mini live, titled "KUUSOU VIRTUAL MINI LIVE 'Kuusou Palette'," on Saturday, June 27, 2026. The main performance will be streamed for free on Kuusou's official YouTube channel starting at 19:00 JST. Paid multi-angle tickets, priced at 2,000 yen, will be available on the platform Z-aN, allowing viewers to watch from multiple perspectives. Kuusou is a unit formed by virtual singer CIEL, who is affiliated with KAMITSUBAKI STUDIO and sang the theme song for the theatrical anime "Pompo: The Cinéphile," and singer-songwriter Sooda, who gained attention through the unit Amayadori and has 160,000 TikTok followers. The unit debuted at CIEL's solo live "RETURN TO SUNNY - Saisei -" in late 2025 and released their first song "Transparent Meteor Rhapsody" in January 2026. The mini live will feature the first performances of songs from their debut EP "CYAN," which releases on June 17, as well as a new song not included on the EP.

Jun 4

Virtual Singer Kaf Performs 29-Song Hong Kong Set With No Streaming

Virtual singer Kaf held her "Shukusei in Hong Kong" concert on May 30, 2026, performing 29 songs over two hours and 40 minutes with guests Rime and Isekaijoucho. The set was based on her March 2026 5th one-man live "Shukusei / Shin'ai" and included two songs sung in Chinese. No streaming was available for the event.

May 18

Isekai Joucho Recreates Her First Live at Zepp Haneda

Virtual singer Isekai Joucho performed a full re-staging of her 2021 online debut concert "Anima" at Zepp Haneda on May 2, 2026, as the second day of a two-day solo live event. The setlist and staging remained faithful to the original, but the live-house setting and her evolved vocal technique gave the material new weight.