A comics anthology of the series was published, as was two art books of character illustrations and a light novel.

The game director and scenario writer for the series is Ryukishi07, who also drew all of the character illustrations.

"I thought it might serve as what ye may call a character illustration," he said.

It also featured some design changes, such as new character illustrations and a red redesign for Kaya Hirotaka.

He became head of character illustration at Big Comic in 1970.

There are 45 character illustrations altogether, which may be changed by "taking a bath".

The studio also brought in toy companies to be involved with pre-production, including the design of concept art and character illustrations.

The artist of the character illustrations is Masamune Shirow.

These "little books" combine character illustrations from the strip with inspirational text or verse.

While working in London for graphic design houses, Emma mostly worked on digital based character illustrations.