Mechanical Keyboards
メカニカルキーボード
https://yushakobo.jp/shop/helix-keyboard-kit/ https://yushakobo.jp/wp-content/uploads/2018/05/YKB0002-1.jpg
Presentation at HN Kansai
By Matthew Badeau in Kobe, May 2018:
https://youtu.be/HWNgy1pldtM
Twitter users and Blogs
This Twitter Hashtag has good results: #自作キーボード Japanese Language
Translates some blog posts into English
Popular Twitter user
Also runs an online shop
Shops
Brick & Mortar
Bic Camera
Large selections of keyboards, available in the 高級キーボード (こうきゅうキーボード) section
Online
Communities
Online
Check out the online communities for the best source of English information
One of the more serious communities
Had some drama a few years back and split into Deskthority (DT)
Wonderful wiki
Also has good wiki
Mostly just photos of keyboards
Subreddit for ortholinear keyboards
Japan
Tokyo
Kansai
No Kansai meetup yet but users on Twitter are interested