Hyakunen Kesshou Mokuroku
- Alternative Name:
- 百年結晶目録; A Hundred-Year Crystal Catalogue
- Status:
- Ongoing
- Categories:
- Adventure, Fantasy, Shounen Ai,
- Type :
- Japanese
- Author:
- AOI Aki
- Artist:
- -
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Bent who collects minerals as a sample for its studies is sent to the Akkruum mines that were closed for a long time. Then he saw a young man who suddenly collapsed. Boy called Iris. Using minerals as food, the color of the child's pupil shines rainbow flowers ...