Marunouchi always features some beautiful lights around the end of the year.
You might also like
Flowers & Flowers Shinrin Koen in Saitama is not only a nice park if you have kids, but also if you like flowers.
Tamiya Neo Scorcher Christmas gift for my daughter last year (she asked for it!): a Tamiya XB Neo Scorcher, TT-02B chassis. We've had a lot of fun with it... but I needed something to accompany her...
Working at Starbucks Starbucks is very popular among Japanese salary men and college kids: free internet and (and above all) fresh air in summer.