Yoshikatsu Saeki
- Investigation about a space preservation around a historical river. Dans: Historical Studies in Civil Engineering, v. 22 ( 2002). (2002):
- Investigation of present situation about practical use shrine and temple areas. Dans: Historical Studies in Civil Engineering, v. 20 ( 2000). (2000):
- Investgation of "Mt Dainenji" in Sendai city. Dans: Historical Studies in Civil Engineering, v. 17 ( 1997). (1997):
- Investigation of "Tatsunokuchi valley" in Sendai City. Dans: Historical Studies in Civil Engineering, v. 16 ( 1996). (1996):
- Investigation of the "Oimawashi area" in Sendai Castle Grounds. Dans: Historical Studies in Civil Engineering, v. 15 ( 1995). (1995):