Capcom just announced that Monster Hunter Stories would release in Japan on October 8 and there will be Monster Hunter Stories amiibo launching alongside.
Monster Hunter Stories is a spin off RPG for the Nintendo 3DS family of systems and it is set to launch this October in Japan. Capcom also announced that there will be three Monster Hunter Stories amiibo launching that let you unlock special Otomon in game. These Amiibo will be the first set and there will be a second set releasing this winter. After Shovel Knight, this will be the first 3rd party Amiibo release.
Monster Hunter Stories is set to release in Japan on October 8 for the Nintendo 3DS family of systems. You can check out the official website for more information and as of this writing, no localization announcement has been made.