Air has an calm and mature personality and enjoys interacting with others. He's often noted for his cool and refreshing voice.
Listeners tend to joke that despite his calm and princely demeanour, he's actually a (former) salaryman obsessed with sweets, Yu-Gi-Oh!, and lewd games.
He has dark blue hair with bangs, and light grey-pink eyes. He has a beauty mark under his left eye that is often covered by his bangs.
Air's channel was created on 8 June 2018 and his first YouTube video was uploaded on 23 June 2018. Air originally streamed very infrequently due to his demanding work duties (referred often to as his 'princely duties'). He once stated that his overtime hours had reached about 128 hours per month and often shared intense work-related stories during streams. During this time, he was commonly referred to by peers and listeners alike as a 'company/corporate slave'.
A 26 year old foreign prince. He has a calm personality and gets along well with others. When he gets on a topic he's passionate about, he tends to get carried away and talk for a long time. Despite his mature demeanour, he's a self-confessed and widely-recognized sweet tooth.
On 9 August, VOIZ was disbanded, and Air was transferred to NIJISANJI SEEDs, re-debuting as part of its second generation's first wave.
On 13 December, Ichikara Inc. announced that NIJISANJI Gamers and NIJISANJI SEEDs would merge with NIJISANJI by the end of the month. As a result, Air is now officially affiliated with NIJISANJI.
On 3 March 2019, he tweeted that he would be admitted to the hospital the following day. He was discharged on 11 March 2019, and disclosed the following day via YouTube livestream that he had collapsed, which was diagnosed as being caused by overwork.
On 8 June 2019, he premiered his first cover of Nayutan Seijin's "Planet Loop" to celebrate his channel's 1st anniversary.
On 24 April 2020, he premiered his cover of Nayutan Seijin's "Cosmology of NyanNyan". In the video description he expressed his thanks and excitement for nearing 40,000 channel subscribers.
On 18 July 2020, he debuted his first alternate outfit via YouTube livestream. It is a casual streetwear-styled outfit featuring a parka and track pants.
On 13 June 2021, he unveiled his 2.0 brush-up via YouTube livestream.
On 25 July 2021, he revealed his second alternate outfit via YouTube livestream. It is a royal blue and grey prince-themed outfit with a cape, ribbons, and idol-themed accessories. The outfit came with a new key visual, replacing his original look from his debut,
On 15 Oct 2021, he premiered his long-awaited duet cover of Honeyworks’s “Romeo” with his debut partner Naruse Naru.
On 12 March 2022, he celebrated reaching 100,000 subscribers via YouTube livestream.
On 3 September 2022, he announced that he was officially stepping away from his work duties, and has since been able to stream more frequently.
On 3 April 2023, he premiered his cover of flumpool's "Kimi ni Todoke" to celebrate his birthday.
On 16 June 2023, he debuted his much-anticipated official 3D model via YouTube livestream, during which he reached 150,000 subscribers on his YouTube channel.
On 25 November 2023, he unveiled his 3.0 brush-up via YouTube livestream.
On 31 August 2024, he participated in Naruse Naruse's graduation stream via call, later posting a tearful farewell on X.
