(2018 - 2021)

The series began from some doodles. Leo Yoshida, the author of the series drew characters sometimes by using pencil and paper just as a hobby.

Leo's original characters accumulated gradually, then Leo found some favorite characters from drawings.  Leo named them, and started to draw them frequently. This is the beginning of the series.

(2021 - 2025)

Leo started to convert characters into digital files by using Paint 3D from around 2021. Before the conversion, characters didn't have colors, and the quality wasn't very stable. However, after the conversion, they started to have colors, and the quality became stable gradually.

(2025 - )

All the characters were flat or 2D, since Leo didn't have any skills to make 3D models. However, the situation changed thanks to Copilot, an artificial intelligence provided by Microsoft. Leo started to make characters into 3D by using Copilot since 2025.

(2026 - )

Thanks to Bing Image Creator, which is an AI image creator made by Microsoft, Leo became able to create background images for free. By utilizing this technology, Leo published an ebook on Kindle. It was the first time when the series became public.

(2026 - )

On August 2026, Leo got a chance to use Gemini Omni, which is an artificial intelligence that can make videos with sounds and voices, for free. Thanks to the campaign, Leo became able to move the characters for the first time.

(In the future)

The series is planning to expand more! Stay tuned!