Mina-san!
If your planning a trip to Mexico City but you want to feel like that Japanese feeling or feel like your in Japan then I recommend you visit Kaikan:nihon:
http://www.kaikan.com.mx/
http://www.kaikan.com.mx/kaikan/contactenos.php
There you will find everything releated to Japan like food, Japanese restaurants, Cherry Trees, Japanese Classes etc, etc. Go and see it for yourself and let us know how your trip turn out D: