The following links provide helpful information on visiting and living Japan in English.
Surviving in Japan: (without much Japanese)
http://www.survivingnjapan.com
The unconventional how-to guide for living in Japan.
The writer Ashley’s stories and comments are very intersting and I think “Surviving in Japan” should be and published as a book (also translated in Japanese!).
Fontana Co. Ltd
http://www.tokyocityapartments.net/
It is a big hassle for non-Japanese people to find a place to live. Fontana is an expert since 1990 and they provide a full English service. Their web site also has a wealth of information on living and surviving in Japan worth checking out.
Space Design
Short to Extended stay serviced apartment accommodation in Tokyo or Yokohama? Space Design has a wealth of great serviced apartments and offices in convenient Tokyo/Yokohama areas. Their web site and detailed information are available in English, Chinese and Japanese.
Japan-guide.com
http://japan-guide.com/
They provide a wealth of information on travelling and sightseeing in Japan. Question Forum has miscellaneous discussion topics relating to Japan and interesting.
Japan Zone
http://www.japan-zone.com/
Useful information for newcomers and tourists. Rich in cultural topics and fun to read.
Tokyo Travelers Guide
https://tokyotravelersguide.com/
Full-English site of tourist information in Tokyo
Let’s travel in Japan
http://www.ltij.net/index.html
They provide a personal English guiding service for individual tourists.