光琳 上黒呂色(Kourin Jou KuroRoiro)China-made
Even more well suited to creating a mirror-like finish through roiro (呂色, a technique which aims to create a mirror-like finish).
Kourin Urushi is distinct in that the particulate matter within has been made finer through its more rigorous purification and refining process.
Coats of this Urushi are so dense as to be dishwasher-safe and are very high gloss.
It is exceedingly weather resistant and will retain much of its gloss over time.
Even freshly applied and unpolished, it is 80-90% glossy.