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生きる， 活きる， いきる
1. to live, to exist
2. to make a living, to subsist
3. to be in effect, to be in use, to function
4. to come to life, to be enlivened
5. to be safe (in baseball, go, etc.)
活，活着；活了(围棋等比赛)；谋生，维持生计；生效，起作用；焕发活力，生机勃勃
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
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd
