Find out what Natsumi's 16 type, Enneagram, and Zodiac sign are in the Soulverse, the personality database of celebrities and fictional characters. Search categories, celebrities, or fictional characters. What is Natsumi Mizuki's 16 personality type? Find out what Natsumi Mizuki's 16 type, Enneagram, and Zodiac sign are in the Soulverse, the personality database of celebrities and fictional characters.