Species
These 32 species belong to the genus ''Ishikawatrechus'': * '' Ishikawatrechus annulus'' Sugaya & Hara, 2020 * '' Ishikawatrechus aquilonius'' Ueno, 2008 * '' Ishikawatrechus bidilatatus'' Sugaya & Yamasako, 2014 * '' Ishikawatrechus caurus'' Ueno, 2008 * '' Ishikawatrechus cerberus'' Ueno, 1957 * '' Ishikawatrechus doiensis'' Ueno & Naito, 2008 * '' Ishikawatrechus hayashii'' Ueno, 1999 * '' Ishikawatrechus humeralis'' Ueno, 1957 * '' Ishikawatrechus intermedius'' Ueno, 1957 * '' Ishikawatrechus ishiharai'' Ueno, 1994 * '' Ishikawatrechus ishikawai'' (Ueno, 1951) * '' Ishikawatrechus kusamai'' Ueno, 1999 * '' Ishikawatrechus longipes'' Ueno, 1992 * '' Ishikawatrechus masazii'' Ueno, 2002 * '' Ishikawatrechus murakamii'' Ueno, 1997 * '' Ishikawatrechus nipponicus'' Habu, 1950 * '' Ishikawatrechus obliquatus'' Ueno, 1997 * '' Ishikawatrechus ochii'' Ueno, 1996 * '' Ishikawatrechus orientalis'' Ueno, 2008 * '' Ishikawatrechus professoris'' Ueno, 1999 * '' Ishikawatrechus pubithoracis'' Ueno, 2002 * '' Ishikawatrechus riozoi'' Ueno, 1999 * '' Ishikawatrechus robustior'' Ueno, 1997 * '' Ishikawatrechus satoi'' Ueno, 2003 * '' Ishikawatrechus saxatilis'' Ueno, 2003 * '' Ishikawatrechus septemtrionalis'' Ueno, 2008 * '' Ishikawatrechus squamosus'' Ueno, 1997 * '' Ishikawatrechus subtilis'' Ueno, 1957 * '' Ishikawatrechus taichii'' Ueno, 2008 * ''References
Trechinae Carabidae genera {{trechinae-stub