9mm Parabellum Bullet has announced that they will release a new song, "Raison d’Être," on September 9, known as "9mm Day." The track will be sold in limited quantities exclusively at live venues and through their online store.

The band will also launch a nationwide tour in support of the song's release, visiting a total of 24 locations. The final show is set for February 23, 2027, at Shibuya LOVEZ, a new live venue opening this summer in Tokyo. Advance ticket lottery reservations are currently available through the band's mobile fan club until May 6.

In addition, their self-produced live event 'Chaos no Hyakunen vol.22,' scheduled for September 6, will be held in two parts: the first with a three-member lineup, and the second featuring support members for a five-member performance.

The tour schedule can be seen below.

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[9mm Parabellum Bullet Tour 2026-27 ~Raison d’Être~]

Wednesday, September 9 -  Shindaita FEVER (Tokyo)
Saturday, September 26 - Kyoto FANJ (Kyoto)
Sunday, September 27 - Harbor Studio (Hyogo)
Saturday, October 3 - Club SWINDLE (Akita)
Sunday, October 4 - Club Change WAVE (Iwate)
Friday, October 9 - CASINO DRIVE (Hokkaido)
Saturday, October 10 - Sapporo PENNY LANE24 (Hokkaido)
Monday, October 12 - Tomakomai ELLCUBE (Hokkaido)
Saturday, November 7 - Kanazawa EIGHT HALL (Ishikawa)
Sunday, November 8 - NAGANO CLUB JUNK BOX (Nagano)
Saturday, November 14 - DIAMOND HALL (Aichi)
Sunday, November 15 - LiveHouse Hamamatsu Madowaku (Shizuoka)
Saturday, November 21 - CRAZYMAMA KINGDOM (Okayama)
Sunday, November 22 - Takamatsu MONSTER (Kagawa)
Saturday, November 28 - Kumamoto B.9 V1 (Kumamoto) 
Sunday, November 29 - DRUM LOGOS (Fukuoka)
Saturday, December 5 - Yamagata Music Showa Session (Yamagata)
Sunday, December 6 - Rensa (Miyagi)
Saturday, January 16 - mito LIGHT HOUSE (Ibaraki)
Saturday, January 23 - HEAVEN'S ROCK Utsunomiya VJ-2 (Tochigi)
Sunday, January 24 - HEAVEN'S ROCK Saitama Shintoshin VJ-3 (Saitama)
Sunday, January 31 - BIGCAT (Osaka)
Saturday, February 6 - F.A.D YOKOHAMA (Kanagawa)
Tuesday, February 23 - Shibuya LOVEZ (Tokyo)