A man from the present day travels back in time to another world!

He finds a desolate shopping arcade! Can a man really revive the desolate shopping arcade using modern technology and thinking?

Experience a world linked to the hobby mail-order site NINOMA, and let’s think together to rebuild the desolate shopping arcade together.

When the revival is successful, you will surely become a NINOMANIA.

Let’s be a NINOMANIA!