Orange cake at japanese restaurant?

Question

does anyone know the recipe for that really soft orange cake at japanese restaurants

Answer 1

MANDARIN ORANGE CAKE  

1 can mandarin oranges

4 eggs

1 box yellow cake mix

1 stick butter (butter)

Combine ingredients and add juice drained from mandarin oranges and beat until fluffy. Add oranges; beat well. Spread batter in greased 13"x9" pan and bake at 350 degrees for 30 minutes or until done. When cake has cooled, frost with Pineapple Frosting.

PINEAPPLE FROSTING:

1 pkg. instant vanilla pudding

1 (8 oz.) Cool Whip

1 (8 oz.) can crushed pineapple

Mix pudding and pineapple until smooth, add Cool Whip. Beat until fluffy, frost cake.