Event feature
Before Summer Comiket
Artists appearing at Comic Market 108, and the music they have made. Whether or not you can make it to the venue, start by getting to know their work.
Official event site![TatshMusicCircle CD album "BLUE&RED" [2-disc set]](https://cdn.shopify.com/s/files/1/0525/9585/1443/files/wN3Y2jP0vlt5Xd4Y.jpg?v=1699940189)
Artists confirmed to appear
7 circles selling on GeekJack whose appearance at Comic Market 108 we were able to confirm.
Day 1 — Sat, August 15
TatshMusicCircle
Tatsh's own circle, appearing on Day 1 only.
Tatsh
Japanese composer and DJ. He joined Konami after contributing music to beatmania IIDX and went on to serve as sound director for the series, leaving the company in 2007 to work freelance. He has also written for Taiko no Tatsujin under the alias Seami (世阿弥), which he publicly confirmed as his own name in 2014.
See the Tatsh page →Rhythm game tracks they wrote
- Taiko no Tatsujin 幽玄ノ乱 Includes this trackIncluded on: TatshMusicCircle CD album "FRONTIER"
- Dance Dance Revolution RED ZONE
- Dance Dance Revolution Xepher
- SOUND VOLTEX Xepher
- beatmania IIDX RED ZONE
- beatmania IIDX Xepher
- and 1 more
Latest release on GeekJack
Earlier releases
Day 2 — Sun, August 16
Hommarju
Hommarju
Japanese club music producer who has been writing music since 2008, working with a noisy, high-intensity sound shaped by his roots in rave music. He appears as a guest artist on HARDCORE TANO*C and has contributed tracks to numerous rhythm games.
See the Hommarju page →Rhythm game tracks they wrote
- DANCERUSH STARDOM Undercover Includes this trackIncluded on: CD "FOX FIRE"
- GITADORA HYENA Includes this trackIncluded on: CD "HYENA"
- SOUND VOLTEX BEAST BASS BOMB Includes this trackIncluded on: CD "Evolution RED"
- SOUND VOLTEX Gott Includes this trackIncluded on: CD "Gott"
- SOUND VOLTEX Onigo Includes this trackIncluded on: CD "No Longer Prodigy (天才失格)"
- beatmania IIDX Dr. Chemical & Killing Machine Includes this trackIncluded on: CD "Digital Bomb"
- and 68 more
Latest release on GeekJack
かめるかめりあ
Camellia
Japanese electronic music producer, who also releases as Kamelia (かめりあ). His tracks frequently run at 200 BPM and above and range across hardcore, drum and bass, EDM and pop rather than settling into one genre. He has written music for many rhythm games and puts out his own work through the Cametek label.
See the Camellia page →Rhythm game tracks they wrote
- Project SEKAI: Colorful Stage! feat. Hatsune Miku ヒアソビ Includes this trackIncluded on: CD "マヨナカヒコウ"
- CHUNITHM Sage
- CHUNITHM Λzure Vixen
- SOUND VOLTEX Bangin' Burst
- SOUND VOLTEX Sayonara Heaven
- SOUND VOLTEX Xronièr
- and 5 more
Latest release on GeekJack
N.T.P.T.
A new circle formed by NAOKI, TAG, PINK PONG and Tatsh.
TAG
A composer specializing in rhythm game music. He spent 15 years at KONAMI, writing over 100 tracks for the BEMANI series, before going freelance in September 2021. He continues to compose for rhythm games across a range of publishers.
See the TAG page →Rhythm game tracks they wrote
- Arcaea PRIMITIVE LIGHTS Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.1 -IGNITION-"
- CHUNITHM POTENTIAL Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.1 -IGNITION-"
- DJMAX RESPECT V Vertical Eclipse Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.2 -AWAKENING-"
- Rotaeno Cosmic Starter Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.1 -IGNITION-"
- TAKUMI³ Bright Star Tactics Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.1 -IGNITION-"
- osu! Astral Stranger Includes this trackIncluded on: CD "TAG SOUND COLLECTION VOL.1 -IGNITION-"
- and 62 more
Latest release on GeekJack
Tatsh
Japanese composer and DJ. He joined Konami after contributing music to beatmania IIDX and went on to serve as sound director for the series, leaving the company in 2007 to work freelance. He has also written for Taiko no Tatsujin under the alias Seami (世阿弥), which he publicly confirmed as his own name in 2014.
See the Tatsh page →Rhythm game tracks they wrote
- Taiko no Tatsujin 幽玄ノ乱 Includes this trackIncluded on: TatshMusicCircle CD album "FRONTIER"
- Dance Dance Revolution RED ZONE
- Dance Dance Revolution Xepher
- SOUND VOLTEX Xepher
- beatmania IIDX RED ZONE
- beatmania IIDX Xepher
- and 1 more
Latest release on GeekJack
Earlier releases
ZPPTRAX
Doujin music circle organised by PINK PONG. It produces albums of original music and distributes them at events such as M3 and Comiket, with activity documented from around 2017 onwards.
See the ZPPTRAX page →Latest release on GeekJack
Earlier releases
MOTTO MUSIC
MOTTO MUSIC
An internet-born club music label established in 2021 by trackmaker and producer kakeru. It brings together creators and virtual singers active online, releasing EPs and compilation albums centred on dance music.
See the MOTTO MUSIC page →Rhythm game tracks they wrote
- maimai DX In my world
- Project SEKAI: Colorful Stage! feat. Hatsune Miku sweety glitch
Latest release on GeekJack
Earlier releases
BlackY's BEATFLOOR
BlackY
Japanese composer who began producing music with DTM in 2011, known for "Max Burning!!", the grand prize winner of the KAC2012 original song contest for SOUND VOLTEX. He runs his own label, BlackY's BEATFLOOR, and has written music for numerous rhythm games. He also works under the alias WAiKURO and the collaborative names BlackYooh and Diceros Bicornis.
See the BlackY page →Rhythm game tracks they wrote
- Arcaea AMAZING MIGHTYYYY!!!! Includes this trackIncluded on: CD "ULT!MATE END"
- Arcaea Alexandrite Includes this trackIncluded on: CD "ULT!MATE END"
- Arcaea Ego Eimi Includes this trackIncluded on: CD "ELYSIAN"
- Arcaea Löschen Includes this trackIncluded on: CD "Imitator"
- CHUNITHM Alexandrite Includes this trackIncluded on: CD "ULT!MATE END"
- Cytus II Lemonade Fizz Includes this trackIncluded on: CD "Imitator"
- and 52 more
Latest release on GeekJack
Earlier releases
technoplanet
technoplanet
Japanese electronic music producer whose tracks weave rock and orchestral elements into an electronic base. He has released nine albums and several EPs, and has contributed music to a number of rhythm games and game soundtracks.
See the technoplanet page →Latest release on GeekJack
About this page
- The releases shown here are the ones you can buy on GeekJack. For what each circle will sell at the venue, please check their own announcements.
- Space assignments were checked on July 27, 2026 and may change. Please confirm the latest placement in the official web catalog before you go.
- This is not a complete list. It covers only the circles whose appearance we could confirm.
Source