The list author says: "Everything you need to make fabulous sushi for your bento box! Be sure to check out my other bento-related lists on Amazon too.
If you buy anything, please go through my Amazon affiliate link! Just copy and paste this link -- http://www.cookingcute.com/shopamazon.htm -- into your browser, then click the particular list you want to continue shopping at Amazon. Also, check out the website for more bento information, bento photos, tutorials, and more!"
"Sushi rice must be mixed with its seasoning and then stirred and fanned until it cools. Traditionally, the mixing and cooling is done in a hangiri. You can use a large bowl or large shallow container though."