"WayForward×アークシステムワークス「熱血硬派くにおくん外伝 RiverCity Girls」発売予定のお知らせ" [WayForward x Arc System Works announces the planned release of 'Nekketsu Koha Kunio-kun Gaiden River City Girls']. ArcSystemWorks (in Japanese). April 24, 2019. Archived from the original on December 29, 2022. Retrieved January 4, 2023.
Miller, Zachary (September 5, 2019). "River City Girls (Switch) Review". Nintendo World Report. Archived from the original on January 18, 2021. Retrieved January 17, 2021.
"WayForward×アークシステムワークス「熱血硬派くにおくん外伝 RiverCity Girls」発売予定のお知らせ" [WayForward x Arc System Works announces the planned release of 'Nekketsu Koha Kunio-kun Gaiden River City Girls']. ArcSystemWorks (in Japanese). April 24, 2019. Archived from the original on December 29, 2022. Retrieved January 4, 2023.
Miller, Zachary (September 5, 2019). "River City Girls (Switch) Review". Nintendo World Report. Archived from the original on January 18, 2021. Retrieved January 17, 2021.