Plarail 4-set Some trains have not been tested, so they are being sold as junk items. ○ Odakyu Romancecar VSE Series 50000 Uses 1 size-D battery (Operation not tested) ○ Kintetsu Series 30000 Vista Car Event-exclusive at Plarail Expo, etc. Uses 1 size-D battery (Operation not tested) ○ JR Kyushu Yufuin no Mori Uses 1 size-AAA battery (Operation confirmed) ○ SL Yamaguchi (3rd car missing) (Operation not tested) Please understand that these are used items before purchasing.