Found 2 literary terms starting with J:

Ji-amari The use of one or more extra syllabic units (on) above the 5/7 standard in Japanese poetic forms such as waka and haiku.
Jitarazu The use of fewer syllabic units (on) than the 5/7 standard in Japanese poetic forms such as waka and haiku.

The use of one or more extra syllabic units (on) above the 5/7 standard in Japanese poetic forms such as waka and haiku.

The use of fewer syllabic units (on) than the 5/7 standard in Japanese poetic forms such as waka and haiku.

Ji-amari The use of one or more extra syllabic units (on) above the 5/7 standard in Japanese poetic forms such as waka and haiku.
Jitarazu The use of fewer syllabic units (on) than the 5/7 standard in Japanese poetic forms such as waka and haiku.