The largest Anime exhibition held in Tokyo. You can find all about Anime there. 

AnimeJapan
アニメジャパン

Date: March 24th(Sat) and 25th(Sun) 2018
Venue: Tokyo Big Sight, Odaiba, Tokyo

Admission fee: 2200 JPY/adult (15 years old or older)
*Advanced ticket: 1800 JPY//adult (15 years old or older)
*Free of charge for child (14 years old or younger)

*For those who want to enter the business area, a  prior registration is required.

 AnimeJapan Official Website
https://www.anime-japan.jp/

Tokyo Big Sight
http://www.bigsight.jp/english/