Staff from Komiya Shoten appear on Nippon Cultural Broadcasting Radio's "Editor-in-Chief Inagaki Goro"
Some of the content of the talk has also been featured in a blog on the program's website.
> Editor-in-Chief Goro Inagaki "The profound world of Japanese umbrellas...!" (broadcast on June 15th)
(You can also listen to it on radiko for one week after the broadcast.)
Here is the umbrella that Kato recommended to Inagaki on the show:
[Product: chambray-shade558ori]