In Photos: Tokyo Edo Kiriko cut glass shop brings out the sparkle

Edo Kiriko cut glassware with "tama-ichimatsu" ("circular chequered") patterns are seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

Wineglasses with repetitive rice grain patterns are seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. The masterpiece, which requires cutting oval shapes uniformly across a curved glass surface, could only be created by the shop's second-generation master Ryuichi Kumakura. (Mainichi/Kota Yoshida)

From right, the stages leading to the completion of an Edo Kiriko cut glassware piece are shown in this image taken at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

From foreground left, azure and crimson glasses -- the shop's singnature overlay glass works -- as well as a "grape"-colored glass, pictured in the background, are seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

An Edo Kiriko work with a repetitive hemp leaf pattern is seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

Takayuki Kumakura, third-generation head of Hanashyo, cuts intricate "chrysanthemum chain" patterns into the surface of a glass at the workshop in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

A glass container is pressed against a grinding wheel, while an artisan views the part of the glass surface touching the disc from the container's interior, at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

An artisan draws lines, markers for cutting patterns into the glass, during the "waridashi" process at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

An artisan washes a glass container at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. The shop's Edo Kiriko cut glassware can be scrubbed without fear of damage as they are polished by hand. (Mainichi/Kota Yoshida)

A craftsman inspects an Edo Kiriko glass container for unpolished areas, and marks cloudy areas with a red pen, at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

A transparent Edo Kiriko glass is seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

An Edo Kiriko glass with a repetitive rice grain pattern is seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

The "rough grinding" process for creating Edo Kiriko glassware is seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

In the foreground, two artisans engage in "waridashi" work of marking glass, while others cut patterns into glass at the back, at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)

Diamond grinding discs are seen at Edo Kiriko workshop Hanashyo in Tokyo's Koto Ward on March 11, 2020. (Mainichi/Kota Yoshida)