R Martin Roscheisen vs Kotaro Chiba compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.
R Martin Roscheisen is a individual/angel based in San Carlo, CA, United States. Kotaro Chiba is a individual/angel based in Tokyo, Tokyo, Japan across 48 portfolio companies.
Investors like R Martin Roscheisen · Investors like Kotaro Chiba · R Martin Roscheisen co-investors · Full investor directory