This is 'The Witch and the Hundred Knight 2' DLC 'Samuhara Charm, Set of 10'.
By purchasing it, you will acquire ten Samuhara Charms that can be used in game.

Software subject to license (us.playstation.com/softwarelicense). Online features require an account and are subject to terms of service and applicable privacy policy (playstationnetwork.com/terms-of-service & playstationnetwork.com/privacy-policy). One-time license fee for play on account’s designated primary PS4™ system and other PS4™ systems when signed in with that account.

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The Witch and the Hundred Knight is a trademark of Nippon Ichi Software, Inc. Licensed to and published by NIS America, Inc.