Without this word, is it an irregular Chinese character? Because many Japanese sashimi like to use something other than Chinese characters.

17 Kun bā n,17 Kun biā n,

17 xunchá ng,17 dié,

17,17,

17,17,

17 Ji ā ng,17 Kun quá n,

17 gill sā i,17 catí,

17 Kun W ē i,17 Kun W ē n,

17 loach qi ū,17 shark sā o,