Nintendo 3DS. The first Bokujou Monogatari game localized by XSeed Games. [ Game Guide ] JP release = Feb 2014. NA release = Mar 2015. EU release = Dec 2015.
4 of 5 of my chickens lay golden eggs. They're laying 2 and 3 each day and the last one is laying a single plain egg. Problem is I've got 2 chickens that are still laying at only one egg a day but don't know which as they both have high hearts and it's a 4 1/2 star egg....
You can check the amount of products each animal produces in the book that's in the coop. When you scroll over an animal, it tells you how stressed and how many treats it has. Below that it should say "products" with a number next to it. That's how many items you'll get from that animal.