Harrison Global Holdings Inc Formerly BloomZ Inc operates as an audio-producing and voice actor managing company. The company provides audio production services and voice-acting educational services in Japan. The business lines of the company are the audio production business, the VTuber management business, and the voice actor workshop business. The audio production comprises producing audios for animations and video games using dubbing, BGM producing, and mixing techniques; the Vtuber management business creates motion-capture technology for streamers to provide the voice to stream real-time videos featuring human facial expressions and gestures; and the voice actor workshop provides practical voice acting services.