Def Tech is a unit formed by Shen, who grew up in Hawaii, and Micro, who is from Tokyo. Their first album, Def Tech, released in 2005, featuring the hit song "My Way," sold over 2.8 million copies. It set a new record for indie album sales. In 2020, they celebrated their 20th anniversary since formation and 15th anniversary since debut. In November, they made their first appearance on YouTube’s THE FIRST TAKE with "My Way," which has surpassed 50 million views and continues to rise. Last year, they held an outdoor live performance at Hibiya Outdoor Music Hall and completed a nationwide hall tour. In 2025, they will celebrate their 20th anniversary of debut and are actively engaging in releases and tours.

Rickie-G, a singer with roots in Japan, Germany, and the UK, captivates a wide range of listeners with his unique sound that blends heartfelt and gentle lyrics, a soulful voice, and elements of reggae and surf music. Since 2006, he has released albums such as Life is wonderful, Tōhikō (Escape Flight), and Love Soul, and in 2008, his masterpiece am08:59 was released, dominating the iTunes charts for an extended period and continues to chart in the reggae genre to this day. He has performed at major festivals like GREENROOM FESTIVAL, SUNSET LIVE, FUJI ROCK FESTIVAL, Yokohama Reggae Matsuri, Corona SUNSETS FESTIVAL, and Ringo Ongakusai (Ringo Music Festival), and more. His self-organized project, Acoustic Lounge, has held live performances in various locations across Japan, transforming them into unique concert venues. His high level of musicianship, honed through performing at diverse events, has earned him numerous live performance invitations from overseas artists, gaining recognition far beyond Japan. In January 2023, Rickie-G released his second full album, Roots in Sync, which fully expresses his worldview and ranked #1 in the reggae and alternative genres. His nationwide release tour, which covered 10 cities, sold out in every location. Rickie-G’s journey continues.

Rachel and Mamiko are a rap duo formed by two friends. They debuted in 2014, starting as an indie act before making their long-awaited major label debut in 2018. They have released four albums to date, and both have been actively pursuing solo careers as Suzuki Mami and Rachel, respectively, continuing to evolve as rappers. They are involved in a wide range of activities, including commercial songs, theme songs for dramas, providing songs for other artists, and guest appearances.

MFS, originally from Tokyo and active as a member of the hip-hop collective "ThaJointz" based in Osaka, gained international recognition in 2022 when his track "BOW" was featured in the popular game "Overwatch 2." The song made waves, ranking on Spotify's Viral Charts in over 45 countries and topping global charts, achieving a historic feat as the first Japanese artist to do so. His fashion sense has also drawn attention, leading him to participate in brand campaigns for companies like Balenciaga, AVIREX, and Adidas, further expanding his presence as a model. Additionally, he was selected for Spotify's "RADAR: Early Noise 2024" and Forbes JAPAN's "30 UNDER 30 JAPAN 2024," solidifying his growing influence both domestically and internationally. MFS continues to showcase his versatile talents in both music and fashion, and his future endeavors are highly anticipated.