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Registration certificate Environmental counselor council Ministry of Environment

Sustainable

Ecosystem

How can I a sustainable recycling-oriented Japan-specific species urushi tree growth system.

The oldest in the world

The world's oldest made lacquer buried goods.

The world's oldest made urushi buried goods.
Hokkaido Hakodate City Kakinoshima B remains.

Climate change

Changes in the coastline

Excavation products of urushi in the Jomon period in Saitama Prefecture.
To be recognized as a production location, pay attention to production tools rather than products that are likely to move.

Technique

sap

A Japanese origin Urushi sap and a study of the basic Urushi technique.

Research

Gene resource

The quality of urushi is different depending on time, season, production area, urushi scraping technique, craftsman, year.

Species preservation

Cultivated species

Planting region by cultivated species
The feeling of the bark is different from that of the past. (Photo left) Growth is fast and varieties with a lot of sap out are planted. It is difficult to call an endemic species. (Photo right) The bark of the inherent species is rough even when the trunk is thin.

Skill

Saitama City, the oldest urushi scratches in Japan

Scraping marks of racquer in former Ibaraki Prefecture Daigo district.
Right: Scratch marks of lacquer in the Jomon period.
The straight line type scratching method is very similar.

Gene resource

Urushi Japan origin theory reports

Document creation
"Lacquer tree is native to China" is established theory. But from the various angles such as archeology, climate in recent years, Japan's theory of origin can be considered sufficiently. I also produce reports based on the opposite opinion.

Exhibition

gallery talk

I am doing gallery talk / exhibition etc.

Origin

beehive

The Paper wasp makes a nest in the urushi tree. The black part of the base is urushi.

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