FUJITA MAGURO

New shinigami Hikari is doing her best every day to get used to her onerous duties. The only thing that keeps her going is the kindness of her superior, Commander Ryouma. But, when a disastrous event happens among the shinigami, everything changes...

From here:"Aoi was an ordinary boy until a wizard from the Land of Frogs, Makaeru, splashed magical water over him, turning Aoi into a frog. Makaeru then throws Aoi into a tree trunk, transporting him to the Land of Frogs. He is found by Princess Mim

Hikari is a new shinigami (god of death) at Yomi Castle and is doing her best every day to get used to her onerous duties. Her duties are to manage and fulfill the destinies of humans. The only thing that keeps her going is the kindness of her superi

This is a story by the author of Kero Kero Chime, and you can tell. The characters look similar, though the plot seems different. Rupika lives on a far off planet called Rakariina and has a growth on her head that looks like a tiara(called the Twinkl

From MangaArt:Story about the love between a mermaid named Myuu and a demon named Jirou. This book has various oneshots about the two characters.