Opinion: Most Japanese developers need to go to mobile gaming.

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NightDragon83 said:
The problem here is that the Japanese gaming audience has pretty much gone nearly all-in for mobile, so Japanese developers are going to have no choice but to focus more on the mobile market.

This.

 

I can see OP's point, and why, but in that case it will be a big failure from their part. Most of the problem comes from them not wanting to adapt sooner and better to the new audiences.