Also known as: ハートエナジープーチ, wappydog, ハートエナジーPoochi
Nintendo DS virtual pet game by SEGA. Comes with a toy robotic dog that works with the game. Released in the West in 2011, and Japan as "Heart Energy Poochi" in 2014.
It is the spiritual successor to Koko-Robo, based on the earlier Poo-Chi.