Since 1970, the Port and Harbour Research Institute has been cooperating with the Bureau of Ports and Harbours, Ministry of Transport, and its associated agencies, on the coastal wave observation at their network stations.
　The P.H.R.I. has been processing and analyzing the wave records obtained at these stations, and has published thee wave statistics in a series of reports (up to 1979, the title of the reports were Annual Report on Wave Observation at Chosen Points).
　This technical Note is the 1989 version of the series, and covers the wave data obtained throughout 1989 at the following 38 network stations.
　Japan Sea :Rumoi,Setana, Fukaura, Akita, Sakata,Niigata-nishi, Wajima, kanazawa, Fukui, Tottori, Hamada, Ainoshima, Genkainada.
　Okhotsk Sea :Monbetsu.
　Pacific Ocean :Tomakomai, Mutsu-ogawara, Hachinohe, Miyako, Kamaishi, Sendai, Soma, Onahama, Hitachi-naka, Kashima, Hamakanaya, Habu, Shimoda, Omaezaki, Shinomisaki, Gobo, Kobe, Kochi, Aburatsu, Shibushi, Nakagusuku.
　East China sea:Iojima, Naze, Naha.