Glitch is some of the best coffee + service I’ve had in my life. Not cheap, but totally worth it.

Also mameya if you have the time for a tasting course.

In Akihabara district there is a coffee shop called Keilo Coffee that had some fantastic coffee when I was there last year. Their selection changes frequently but always looks good.

https://kielocoffee.shop/

Found this reddit post. has a lot of good answers and vocabulary. The difference in Chinese-English-Japanese is interesting to me

Thanks for the fun question! I had never thought of seeking this out!

When I was living there I just went with stuff local to home and school. Build your community that way