The Good Smile Cafe in Akihabara is an Anime themed cafe which can be found in the Akiba Culture Zone Building. The cafe will change their theme every few months. In this cafe you will find Anime themed food, sweets and drinks, lots of Anime Figures to look at (and make photos of), Artwork and more. The atmosphere is great and they play music related to the Anime theme as well. There is also a shop in front of the cafe, where you can buy Anime goodies!
For more information about the current Anime Theme and opening hours, check their official website (in Japanese): https://cafe.animate.co.jp/shop/akihabara/