[2] After graduating from Berklee College of Music in 1997,[1] he moved to Kansas City to start a career as a solo jazz musician.

After working with Konami, Hibino started his own company, GEM Impact, which is a studio consisting of composers Takahiro Izutani, Yoshitaka Suzuki, Takahide Ayuzawa, and himself.

While their involvement with Metal Gear Solid 4: Guns of the Patriots was not publicized by Konami, Hibino divulged in an interview with Original Sound Version that GEM Impact in fact provided approximately 90 minutes of music for the game's cinematic sequences.

[4] Hibino also teamed up with a Chinese producer to create Gentle Love, a light smooth jazz arrangement album of pop hits from China, Japan, and the US.

After the 2011 Tōhoku earthquake and tsunami that struck Japan, Hibino and AYAKI toured the affected areas, performing free concerts to promote healing for those in need.

[9] The series features Hibino and AYAKI teaming up as GENTLE LOVE to perform popular video game music to sleep and relax to.