Bandai 1997, kept at home since then It responds to a whistle with a "peep, peep, peep" sound and light. Operation confirmed. *I've checked the operation with new batteries and will include the button batteries. Due to being from that time and having been stored at home for a long time, As shown in the 5th image, There is a scratch in one place at the top, but we are waiting for your purchase if you don't mind. Also, please refrain from purchasing if you are sensitive to such things. Thank you for your understanding.