Authentic product. This is a used item. The sticks have been replaced with new ones. [Functionality] ・The sticks and all buttons have been serviced, and normal operation has been confirmed. ・Normal operation has been confirmed during wireless and console connection. [Warranty] ・If there is a malfunction, please contact us via transaction message within 3 days of receiving the product and before providing feedback, and we will address it as an initial defect. ※The serial number is recorded to prevent product substitution. [Other] ・We have removed dirt as much as possible, but please check the photos for any scratches or stains. ・We will disinfect the product with alcohol and ship it with scratch protection. ・To prevent trouble, we do not accept cancellations after the product has been shipped. (There have been cases where returned products were not received.) ・This is mainly a single item listing. If you want a left/right set or multiple purchases, please contact us in the comments. (Discount available.) Please understand that this is a used item before purchasing. #nintendo #switch #任天堂 (Nintendo) #ニンテンドー (Nintendo) #ジョイコン (Joy-Con) #joy-con