D3 Publisher has released a new video for its management sim, Happy Manager. Watch the opening video to this title, which features the song Wake Up!! Happiness sung by the lead girls of the game. By the way, this isn’t an idol management simulator or anything like that–Happy Manager places you in the role on an apartment manager with three female tenants.
Listen to the opening song below:

If you’re interested in learning more about Happy Designer, we have more than enough information thanks to Gematsu:
? Overview
Somewhere in Japan lies the suburban Hanasaki City. It?s a city that capitalizes on its abundance of water resources and diligent townspeople to prosper in the precision equipment and factory plant cultivation industries. The setting of Happy Manager is an apartment building built upon high ground in Hanasaki City called ?Happy Manor.? It has a bit of a retro exterior; perhaps it was built during Japan?s bubble era" There is a rumor that it was originally built as a rich man?s vacation home, and the building?s non-standard facilities make it popular. When it?s in need of a new manager, you, the reader, take on the duty.
What" You say you didn?t know" Certainly you remember that the previous manager suddenly quit, and that your aunt requested as a last resort that you fill the position for a mere three months! Good. It seems you remembered.
? The Apartment Building
The truth is, at Happy Manor, there are a lot of vacant roo...