Marin and her younger sister Urin are seafolk who happen upon something quite strange: a beautiful silver ring lost beneath the waves. The k...

The story is set in the 15th century, during the Hundred Years' War between France and England over the succession to the French throne. Mon...

Fantasies and miracles never interested Ayu Tateishi, a popular second-year student at her middle school. She was content with preserving he...

Valkyrie, Kazuto, Akina, Hydra, and friends are back for more when the Key of time suddenly appears along with many other mysterious happeni...