Little Squirt Bubbling Babies Celluloid Dolls Lot of 3 Vintage Made in Japan

Lot of 3 bubbling babies, "wee wee" dolls - The two mounted on bases are celluloid and impressed Japan. The doll in the blue hat is unmarked and appears to be made of a harder plastic. They come as shown and are missing the containers which would've held liquid. The range in height from 3" to 4" (inc. bases)