Direct Generation of Data-Driven Program for Stream-Oriented Processing. - Kei Karasawa; Makoto Iwata; Hiroaki Terada (IEEE PACT, 1997)

A detachable IPsec device for secure consumer communication. - Kei Karasawa; Yusuke Kira; Yoshitsugu Tsuchiya; Kohji Yamada; Kenji Takahashi (CCNC, 2005)

Personalized search using identity-based hashing. - Kei Karasawa (Digital Identity Management, 2008)