Yoasobi

Yoasobi is a Japanese Music band Composed of Vocaloid (Voice Synthesizer software) with Producer Ayase and Singer-Songwriter ikura, The group has released songs that based on short stories and Posted on Monogatary website, a website that operated by Sony Music Entertainment of Japan
The band Started with Single 'You ni Kakeru" in December 2019, it became a successful and Top music in Japan, Continuously for three weeks and End of 2020 on Billboard, Their Release extended playing Yoasobi EP (The Book) was Released in 2021 and Reached number two on both Japanese music industry standard albums popularity chart Oricon Albums and Billboard Japan Hot Albums.
Name.
The Name "Yoasobi" Comes from the Japanese word "夜遊び" Meaning "NightLife", Ayasi who is a producer of the group mentions that he named it as a wish that he could take on numerous playful challenges.
History.
2019-2021.
Both members of Yoasobi had active music careers before Establishing the group, Before Ayasi has gained a following on the video hosting niconico since his first upload on December 24th of 2018 on 23th November of 2019, he released an Extended play Ghost city tokyo (幽霊東京,Yūrei Tōkyō) the song was reached third on ITunes Album chart. Lilas ikuta (Japanese:Lilas Ikuta (幾田りら, Ikuta Rira), who performs under the name Ikura, had already released two extended plays; Rerise in 2017 and Jukebox in 2019
Following the success of their First release, they released their second single "Ano Yume o nazotte" on 18th January of 2020 on April 20, they released short Music for their Third single, "Halzion" it was the firs time that Yoasobi collaborated with a Professional Novelist, and the song was released on 11th May. in the second half of the year, Yoasobi released their fourth single "Tabun", on 20th July Their fifth single "Gunjo" was released on 1st September. the song collaborated with a Blue Period manga on 18th of December, they released their sith single "Haruka" based on Osamu suzuki's Novel
December 31th of 2020, they stopped Releasing, and started in and performed "Yoru ni Kakeru" that was their first live performance
on 6th January of 2021, Yoasobi Released their First Physical Release The book, that included six previous Singles and three new songs which Resulted coming at number two on both Oricon Albums chart and Billboard Japan and Top of Oricon Digital Albums chart continuously for five weeks That Received Gold Certification
2021-Present.
Yoasobi Released their seventh Single, "Kaibutsu" on the same day with song "The Book". on 20th January they opened their fan club website named Club Yoasobi (Japanese: CLUB 夜遊) and released the anime's ending theme song and their eighth single," Yasashii Suisei", Their First concert was held on 14th February at the inside of the building under construction at the former area of Shinjuku Milano for an online audience of 40 thousand People
On 24th of Marth "Kaibutsu" and "Yasashii Suisei" were combined and released as a Double-CD Single. which Ranked number two on Oricon Singles chart
On 10th May they released the ninth Single for Fuji Tv's Morning Show which titled "Mo sukoshi Dake" "Sangenshoku" the tenth single for NTT Docomo's Mobile Service, A stand-alone single Version The English Version of "Sangenshoku", that titled "RGB" was Released on 16th July
On 9th August, theyReleased eleventh single that collaborated with Tokyo FM's Radio Show that owned by Japan Post Service, on Sunday's post, it was titled "Loveletter" that based on Natsumi's Novel Tashi Romance, which won Yoasobi Contest Vol.2 
On 1st December Yoasobi Scheduled to released their second EP, that titled "The Book 2" included the singles Released in 2021 and the new songs for the stage "Moshi mo inochi ga kaketara" with the song of the same name Also NHK's New Children Program Series which titled "Tsubame" Featured five elementary school student Special Group called Midories