He signed to Toy's Factory in 2019, moving away from his independently owned label, buHarapeco Records, of whom Eve had produced under since the release of his debut album, Wonder Word.
[4] His music has been featured as the theme song for various anime, such as "Dark Night" (闇夜) for Dororo, "Kaikai Kitan" (廻廻奇譚, lit.
'Blue Waltz') for Josee, the Tiger and the Fish, "Fight Song" (ファイトソング, Faito Songu) for Chainsaw Man, "Bokurano" (ぼくらの, lit.
From 2012 to 2013, Eve was the lead vocalist for the Japanese indie band Einie, alongside Natsushiro Takaaki, another well-known Vocaloid musician within the utaite (歌い手) community.
Afterward, Eve was a member of a group called "Riot of Color" in 2014, before releasing his debut album, Wonder Word, on 14 August 2014.
On 7 March 2018, Eve released Blue (蒼), a collaboration album alongside Sou.
Eve followed Otogi with Smile, his most successful album by chart position to date, on 12 February 2020.
[8] The EP was preceded by three singles: "Kaikai Kitan", "Ao no Waltz" and "Shinkai", which were used as the soundtrack for the anime Jujutsu Kaisen and the movie Josee, the Tiger and the Fish respectively.
In the following month, he performed the title track for the anime film Bubble alongside Riria.
[22][23] Throughout 2024, Eve continued releasing singles and performing songs with tie-ins including "Insomnia" and "Sweet Memory" for My Home Hero (live action)[24] and Shōshimin Series respectively.
[28] Eve created a clothing brand named Harapeco in 2016, and currently manages, designs, and sells unisex apparel and accessories.