On 18 June 2026, hololive VTuber, Kazama Iroha released her eleventh original song, Entropy of wind direction (Japanese title:風向きエントロピー/Kamazuki Entropy). The music is available on her YouTube channel, and the song is available on various music streaming platforms.
The song is also released on the same date as her birthday livestream. To commemorate this birthday, she held a 3D concert during this livestream.
For the song, Kazama Iroha provided the vocals. 40mP is credited as the lyricist, composer, music arranger, instrumentalist, and programmer. [TEST] is credited as the guitarist. Kei Nakamura is credited as the bassist. Yuki Leon (裕木レオン) is credited as the drummer. Hinotani Shunroku (檜谷瞬六) is credited as the music mixing engineer. For the music video, a well-known animator Kanauru is credited as the producer.
Debuted as a virtual YouTuber on 30 November 2021, Kazama Iroha is a Japanese female VTuber from hololive’s seventh generation, which is colloquially known as holoX. She joined holoX alongside La+ Darknesss, Takane Lui, Hakui Koyori, and Sakamata Chloe. As of 7 July 2026, Kazama Iroha has 1.14 million subscribers on YouTube.
hololive JP is the main branch of hololive VTuber agency owned by Cover Ltd that mainly focuses on Japanese-speaking talent. At the time of this writing, hololive have 87 virtual talents, with 31 are from hololive JP.
The Indonesian Anime Times
