900 yen / 15 min, best at sunset
It is open tilll 10pm
The Museum of Sudio Ghibli
(http://www.ghibli-museum.jp/en/, http://www.japan-guide.com/e/e3041.html )
You should reserve tickets beforehand!
Estimated time: a couple hours
Close to: about 30-40 min trip from Shinjuku Station
This museum of the demi-gods of Japanese anime is a short ride from downtown Tokyo. But be careful: YOU HAVE TO RESERVE TICKETS! You can buy them from outside, or in Japan, in the LAWSON convenience stores (details: http://www.ghibli-museum.jp/en/ticket-information/ )
Be careful with the holidays and long lines!
Cat and rabbit cafés
Don’t ask, don’t tell. Some people just cannot have a coffee without touching furry creatures constantly. Some others …
Neko299 , a cat café in Ikebukuro (http://www.nya-n.jp/299/ )
It is a good café, less on the hardcore end. Price: 150 yen/10 min, or 1500 yen / 2 hours pack.
Ra.a.g.f., a rabbit café in Harajuku (http://raagf.com/shop/harajuku/)
Price: 700 yen/30 min, or 1100 yen / 1 hours pack. Rabbit food: 150 yen