http://www.toyomaru.jp/main/machine/wataru/
http://en.wikipedia.org/wiki/Mashin_Hero_Wataru

A famous anime that has made its mark in the history of Japanese robot anime has been revived via Pachinko.
The main character Wataru is an energetic 9 year old boy with a strong sense of justice.
One day out of the blue he is called upon to be the savior of another dimension.
Step into the mecha Ryūjinmaru and restore peace to the world.
Mashin Hero Wataru is scheduled for a February, 2014 release.