Harrison Global Holdings Inc. operates as an audio producing and voice actor managing company in Japan. It offers audio production services; and VTuber, a virtual character that enables streamers to provide their voice to stream real-time videos of human facial expressions and gestures. The company also provides voice acting educational services to Japanese youths. The company was formerly know as BloomZ Inc. and change its name to Harrison Global Holdings Inc. in July 2025. Harrison Global Holdings Inc. was founded in 2017 and is based in Tokyo, Japan.