奥, 奧, おく
inner part, inside, interior, depths (e.g. of a forest), back (of a house, drawer, etc.), bottom (e.g. of one's heart), recesses, heart
彼は建物の奥に行ってみました。
に
Particle
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), with
5. by, from
ある, 有る, 在る
Godan verb, Intransitive, See 居る・いる・1, Usually in kana, usu. of inanimate objects
1. to be, to exist, to live
2. to have
3. to be located
4. to be equipped with
5. to happen, to come about
悪いけどほかに用事があるの。
ある, 或る, 或
Pre-noun adjectival (rentaishi), Usually in kana
a certain ..., some ...
ある学生に会うところです。
の
Particle, See 乃, occasionally ん, orig. written 乃 or 之
1. indicates possessive
2. nominalizes verbs and adjectives
See が・1
3. substitutes for "ga" in subordinate phrases
often ん
4. (at sentence-end, falling tone) indicates a confident conclusion
Female term or language
5. (at sentence-end) indicates emotional emphasis
は
Particle, pronounced わ in modern Japanese
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis