Kinsu-no-se

...A shallow bank located slightly west of the center of the mouth of Suruga Bay. It consists of two shallow banks, one north and one south, and in the strict sense it refers to the northern bank. The shallowest depth is 32m. The shallowest depth of the southern bank is 71m. The name is a corruption of "shoal sea" (sea of ​​shallows) into "se no umi" (sea of ​​rapids), with "se" meaning coral. Continuing south from Sekai Sea is the Kinsu rapids off the coast of Omaezaki. The eastern side of these shallow banks drops into the Suruga Trough, and the western side borders the Sagara Trough (Sekai Sea Basin). A large amount of gravel carried by the Abe River and the Oi River system is distributed on the surface of Sekai Sea Bank. ...

*Some of the terminology that refers to "Kinshu-se" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…駿河湾湾口中央よりやや西寄りにある浅堆。南北二つの浅堆からなり，狭義には北堆を指す。最浅水深32m。南堆の最浅水深は71m。浅瀬の海が瀬の海に転訛した名称で，石花はサンゴを意味する。石花海から南へは御前崎沖の金洲（きんす）の瀬が続く。これらの浅堆の東側は駿河トラフに落ちこみ，西側は相良（さがら）舟状海盆(石花海海盆)に接する。石花海堆の表面には安倍川や大井川系河川が運んだ多量の砂礫（されき）が分布している。…

※「金洲瀬」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報