Rare, one-of-a-kind pieces for your collection or your investment portfolio. Every piece leaves the lab examined in hand by a named specialist, sealed with an RKJ seal, published on the permanent public registry, and packed in museum-grade archival materials by a team with over 25 years of sourcing and shipping treasures from Japan.
✓ Specialist-authenticated✓ Permanent provenance record✓ over 25 years in Japan