Kumamon on a milk carton doesn't mean he has gone missing. He's selling fresh Kumamoto milk, from Kumamoto cows reared with love by Kumamoto dairy farmers. A 1000ml pack costs 240 yen. It started selling on 1st April in the Kyushu area.
Suntory released 35-year-old Hibiki Whiskey in bottles made by a living Japanese National Treasure, the fourteenth Sakaida Kakiemon, on 21st March. Only 150 bottles were available and they're probably all gone now, so you can keep your 1 million yen and spend it somewhere else. Yes, it's a million yen each.