[Earth Star Entertainment Inc.] The first in the “Tuiku Danshi” character song series’ “reference song” series is the digital release of “ROCK ROCK/Do Machi,” themed around igneous rock and rock!
Earth Star Entertainment Inc. Press release: September 1, 2025 To Members of the Press The second song in the “Supplementary Class Boys” character song series, supervised by Gakken, is the pi-themed party song “Pi!” /Shin Kashiwaya” released! https://youtu.be/08oWCL4J7JM
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-cb7d659c6677bd48b9a623e3594de5dc-3900×2194.png Pi! /Kashiwatani Makoto The second installment of the “Supplementary Class Boys” Character Song Series – Reference Songs Vol. 2 – supervised by Gakken Inc. (hereinafter “Gakken”), “π! / Kashiwatani Makoto,” will be released on Monday, September 1st! It’s a party song about pi! A special cooking show featuring the cast actually making apple pie will also be broadcast! The media mix “Seated” project “Supplementary Class Boys,” operated by Earth Star Entertainment Inc., began distributing the song “π! / Kashiwaya Shin (CV: Masato Toyoshima)” on Monday, September 1, 2025. The second character song for Kashiwaya Shin, a math teacher who is a genius and has all three of the “Ks”: good looks, a great voice, and tall height, is a party song supervised by Gakken Inc., in which he passionately sings about the constant “Pi.” In addition to her beautiful singing voice, the music video is also noteworthy, featuring Professor Kashiwatani’s new costume and scenes of the cast cooking apple pie. What is
“Supplementary Lecture Boys”
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-70f062d73ec060d1cbe4c419b05959dd-3508×2481.jpg Key Visual for Supplementary Class Boys This is the first in a series of media mix content under the “EARTH STAR SPICA” brand. The catchphrase is “We’ll definitely let you do whatever you want.” “Supplementary Lessons Boys” is a media mix “chakusei” project that delivers “study-loving excitement” through voice dramas and music for girls who hate studying. “Supplementary Class Boys” Official Website –I’ll definitely let you do whatever you want. “π! “release!
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-1c245cc3eab4bd555b9aed649f696f26-1080×1080.png Pi! Jacket Artwork ＜Song Information＞ Character Song Series ~Reference Songs~ Vol. 2 Mathematics “π! 』 Sung by: Makoto Kashiwatani from WITHPER (CV: Masato Toyoshima) Lyrics: Mayumi Kaneko
Composition/Arrangement: Keiichi Osawa Click here for the music distribution site! Music Video
https://img.youtube.com/vi/08oWCL4J7JM/sddefault.jpg
https://www.youtube.com/watch?v=08oWCL4J7JM (URL)
https://youtu.be/08oWCL4J7JM Release commemorative comments and original goods revealed! Congratulatory comments have arrived to commemorate the release of “π!” ■Cast: Saint Toyoshima
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-02c46096b3f50f79218792eae3a4ad63-3900×2194.png ■Supervised by: Gakken Junior High School Counseling Editorial Department
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-6ebbd85463834b78762a1c529b442cad-3900×2194.png ■ Goods sales decided! In addition, original merchandise commemorating the release of “π!” will also be on sale! Clear file featuring original illustrations from the song! The back design will be revealed at a later date. Pre-order by September 30th to guarantee your purchase! Be sure to get yours!
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-88b665c801839ad61a5ffab38e8b035b-3900×2194.png Buy here In “π!,” Professor Kashiwatani
passionately sings about pi while making apple pie. 』, Please listen to it a lot♪ The hashtag for your impressions is #π or
#ContinueForever Like Pi. The second song in Vol. 2 of “Sansanka Uta” (Reference Songs), released over five consecutive months, is “Pi!” from mathematics. Look forward to the third and subsequent songs! Shin Kashiwaya “Reference Song” Vol.1 Information
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-0e01925dce62bd01f0d51d4b148fbb91-1080×1080.jpg Prime Number / Shin Kashiwaya A dance number in which Makoto Kashiwatani rhythmically sings about prime numbers, a subject of mathematics that still remains shrouded in mystery. Lyrics: Mayumi Kaneko Composer: Maon Kuge, Mayumi Kaneko Arrangement: Maon Kuge Download the music here Click here for Music Video “Reference Song” Vol.2 Information
https://prcdn.freetls.fastly.net/release_image/101562/519/101562-519-f2aaf7d8e5f5a7bab78833c5c3069594-3900×3900.png Knight of WATER / Satoshi Doman This is a parapara song about the “changing state of water” sung passionately by Do Machi, a boy in charge of supplementary science classes. In addition to his passionate singing voice, the new costumes and 3DCD music video are also noteworthy. Lyrics: Mayumi Kaneko Composition: Masaki Mashimo Arrangement: Maon Kuge Music download here Click here for Music Video Latest Information on “Supplementary Class Boys” Further updates will be announced on the official “Supplementary Class Boys” X website from time to time. The noteworthy “Supplementary Class Boys” project continues to expand, with the release of “Sensanka” songs for five consecutive months. Please keep an eye out for future developments! “Supplementary Class Boys” Official Website “Supplementary Lecture Boys” Official X Official “Supplementary Lessons” YouTube Channel “Supplementary School Boys” Official TikTok “Hokkyou Danshi” Song
Release Official Fan Club “Supplementary Class Committee” Recommended hashtags: #Men’sSupplementaryClass #Hokodan Earth Star Entertainment Official Website Comic Earth Star: https://comic-earthstar.com/ (Updated every Thursday at 6:00 PM, released on the 12th of each month) Earth Star Novel:
https://www.es-novel.jp/ Earth Star Luna: https://www.es-luna.jp/ Utahime Dream: https://www.utadori.com/ Supplementary class for boys: https://www.hokodan.com/ Toxic-a-Holic: https://toxicaholic.com Affiliated artist KAYA official website: https://kaya.bitfan.id/ Corporate site: https://www.earthstar.co.jp/