The problem is that Japanese developers are not exactly easy to get a hold of. The biggest speed games are Mario and Zelda titles (and among those it's especial

The problem is that Japanese developers are not exactly easy to get a hold of. The biggest speed games are Mario and Zelda titles (and among those it's especially the older ones). There are speedruns with developer commentary [1] but it's mostly for western indie games. [1] http://gdqvods.com/category/developer-commentaries/ http://gdqvods.com/category/developer-commentaries/