Free ^hot^ - Shiinaecchigawarubyhoshinothefullanimat

Shiina Ecchigawa is known to create animations of characters from long-running, popular series that she follows, such as DanMachi , That Time I Got a Slime , and the Fate series. While Oshi no Ko is immensely popular, there is no official record or announcement linking the independent animator to the character of Ruby.