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ことになる， 事になる
1. to have been decided (so) that, to have been arranged (so) that
2. to be the result (of), to be the outcome
3. to be the reason (for)
已决定(如此)，已安排(如此)
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
家， いえ
1. house, residence, dwelling
2. family, household
3. lineage, family name
房子，住宅；家；家族
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
