|Occupation||Assistant Director, Research institute|
|“||I think I'm falling for you.||”|
He works as the deputy director of the research institute on Aoshima. He is the oldest of the workers in the laboratory and is considered the most reliable researchers on the island. He is well-liked and respected by his co-workers. He became a researcher to protect and preserve the island as well as save the country. His career choice was due to a bitter childhood experience.
Ichiro has short light purple hair, amber eye color, and a warm ivory skin tone.
- Main article: Lost Island+: Ichiro Sakaki (Walkthrough)
- Ichiro was introduced as a potential romance option on 19 August 2014 in Lost Island+ and 23 February 2015 in Lost Island.