Butterfly Shimai
In Butterfly Shimai, you play as a butterfly that must find the two sisters lost in a forest. You will have to go through many different areas and fight many enemies that stand in your way to get all three butterflies back together, so they can return home. This is an RPG game for android or iOS that has been gaining popularity on Japan's Apple Store, ranking 4th most popular free app on May 26th and 27th of 2019.
After the game starts, you can go to the x5th level of difficulty. There is a total of 47 stages and several boss fights. When you reach a stage and get all the butterflies back together, a special event occurs, like an option to fight the boss or get additional items.
The game has 60 endings and five different endings for each stage. There are also four ending variations depending on whether the player obtained all three butterflies, if they got one butterfly back to their home, etc.