The same month, the band began performing a series of live concerts on Facebook from the Hard Rock Cafe in Fukuoka.

American bassist and producer Bootsy Collins reposted a performance by Asterism on his Facebook page and contacted the band about collaborating on new material.

[6] In August 2018, Asterism released their first full album, Ignition, which included two songs produced by Collins with additional guitar by Buckethead.

[9] That same month, the band toured the United States with performances at SXSW in Austin, Texas,[10] and additional stops in Houston, Dallas, and Los Angeles.

[11] The band  returned to China in April and May for a six city headlining tour[12] including performances at the Taihu Midi Festival in Suzhou.

In September 2022, Asterism released the concept album Animetic, which contained covers of theme songs from several Japanese anime, including Jujutsu Kaisen, Tokyo Ghoul, Naruto: Shippūden, My Hero Academia, and Mobile Suit Gundam Unicorn Re:0096.

In December, the band teamed with Norwegian anisong cover singer Pellek for the digital release "Ichizu / Unravel",[16] performing the theme songs from Jujutsu Kaisen 0 and Tokyo Ghoul.

[24] In June, the band collaborated with manga artist Acky Bright to create the concept album Planet of Metal.

[26] In December, it was announced that the band would perform the song "Crescendo" as the opening theme for the TV anime series Even Given the Worthless "Appraiser’"Class, I’m Actually the Strongest, with the single release scheduled for January 24, 2025.