- Home: https://web.archive.org/web/20021209044929/http://www.surfline.ne.jp/hachi/xsoldier.html
- State: mature, inactive since 2011
- Download: http://www.interq.or.jp/libra/oohara/xsoldier/index.html
- Platform: Linux
- Keyword: arcade, shooter
- Code language: C
- Code license: GPL-2.0
- Code dependency: SDL
- Developer: Yuusuke Hashimoto