ENGINE SMOKER

A doujin group that publishes preparatory materials for 'Ultaru Research', related to the 'Colorless Ultar' project.

Publication records

Archived Series Materials: 'Door to the Moon World', 'Pinkerton Detective Agency', '1&2 Merged Expanded Edition' titles. A concurrent report from 2013 documented the club's e-book project.

Related entries

• Publications:Ultar Thoughts ~Door to the Moon World~
• Publications:Urtal Thoughts ~Pinkerton Detective Agency~
• Publications:Ultar Considerations ~1 & 2 Merged Expanded Edition~
• Related Projects:Colorless Ulta ~The End of the Shining World~

References

• Hikaru Sakurai's works Wiki: Ultar Considerations
• pzerox: Reported by Ulta Project in 2013

Data compiled on: 2026-10-07.