Doujin Bullet Hell game of the Cute'Em Up sub-genre by Studio SiestA. Trouble Witches Episode 1 Daughters of Amalgam (2007) is the first game of the series and was released for Windows PC as doujin game.
The story is set in the magical country of Eihemland where a great witch named Amalgam has stolen a ring sealing away a powerful devil known as the Draupnhir, and divided the pieces of said ring to her children where they wreak havoc as they see fit. The king of Eihemland spread flyers all across the country with a award to anyone who can stop Amalgam and her children with any wish they desire. And of course, It's Up to You stop Amalgam's and her kids, and reclaim the ring of the Draupnhir.