-----------------------------------
言い分， 言分， いいぶん
1. one's say, one's point, one's case, one's claim
2. complaint, objection, grievance
tbd
-----------------------------------
これだけ， 此れ丈， 是丈
1. to this extent, to this degree, this much, this little
tbd
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
