[だい, dai] (n) (1) substitution; (2) material; (3) price; (4) margin (e.g. for stapling, etc.); area required for something; (5) (arch) (See 段) shiro (unit of land area equal to one-fiftieth of a tan; ~19.83 m.sq.)#376
[supia-tou-su . sha-ku ; supia-tou-susha-ku] (n) speartooth shark (Glyphis glyphis, species of fresh water requiem shark from the western Pacific known only from the original description of 1839)