Brand new, unopened. This is a set of four station melody keychains. 〈Product Name〉 ① SH-1 Tokyo Station Chuo Line version (SH-1) ② SH-3 Tokyo Station Yamanote Line version (SH-3) ③ SH-5 Tokyo Station Keihin-Tohoku Line version (SH-5) ④ Takadanobaba Station Yamanote Line version (Astro Boy) The melody plays when you press the button. All are rechargeable. I bought these for my child, but they weren't interested, so I'm selling them. I'm not considering selling them individually. Thank you very much for looking. Thank you for your consideration.