Most Japanese homes have these small tamagoyaki fry pans for rolled up eggs on the go.  If you know anything about tamagoyaki - you will understand why you need this.  If you don't you might like to read up on it.

Check out our Just Bento cookbook for recipes/tips - because they use it there for sure.  In fact you can see a tamagoyaki on the cover in the bento on Just Bento 2.  

Tamagoyaki Egg Omelette Pan - 6-1/5" x 4" x 1-1/8"h (pan size). 

Wash with mild detergent. Be sure to season with a small amount of cooking oil before first use. - Hand wash well, dry thoroughly, and lightly oil before storing.

Please use caution: handle may get hot during use. - Do not use harsh abrasives to clean. Do not use knives or sharp edges. - Iron with silicon coating. 

Made in Japan.