Games like G-Mode Archives+: Danmaku Kentei Shiken - DaiOuJou-hen

If you finished G-Mode Archives+: Danmaku Kentei Shiken - DaiOuJou-hen, the closest matches are Void Scrappers, Sky Force Reloaded, Psyvariar Delta, Astro Fighter and Söldner-X: Himmelsstürmer. All 9 share its arcade genre and are ranked by how closely their themes and modes overlap.