Just read from gamesindustry biz that reselling digital game keys without permission and distributing tools and doing services for save data modifications are now illegal in Japan :
不正競争防止法の改正について | 活動報告 | ACCS
The amendments is currently only available in Japanese, but various translations all indicated that three acts have now been banned:
不正競争防止法の改正について | 活動報告 | ACCS
The amendments is currently only available in Japanese, but various translations all indicated that three acts have now been banned:
- Distributing tools and programs for altering save data
- Reselling software product keys online without the creator's permission
- Offering services that modify save data on the customer's behalf