１３歳から１９歳の少年少女によくあることだが彼女はうぬぼれている。
Sentence Analyzer
English Translation
As is often the case with 13 to 19 year olds, she's conceited.
Furigana
１３歳 から１９歳 の少年 少女 によくあることだが彼女 はうぬぼれている。
Romanji
Ichi san sai kara ichi kyū sai no shōnen shōjo ni yoku aru koto da ga kanojo wa unuboreteiru.
Words
一
(いち)
one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)
三
(さん、み)
three; tri-
歳
(さい)
-years-old; ability; gift; talent; aptitude; genius
から
(から)
from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
九
(きゅう、く、ここの、この、ここ)
nine
の
(の)
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
少年
(しょうねん)
boy; juvenile; young boy; youth; lad
少女
(しょうじょ、おとめ)
little girl; maiden; young lady; female usually between 7 and 18 years old
に
(に)
at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although
良く
(よく)
nicely; properly; well; skillfully; skilfully; frequently; often
有る
(ある)
to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about
事
(こと、こん)
thing; matter; incident; occurrence; event; something serious; trouble; crisis; circumstances; situation; state of affairs; work; business; affair; after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to; nominalizing suffix; pretending to ...; playing make-believe ...; alias; aka; nickname; alternative name; also known as
だ
(だ)
be; is; indicates past or completed action; indicates light imperative
が
(が)
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
彼女
(かのじょ)
she; her; her; girlfriend; sweetheart
は
(は)
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
自惚れる
(うぬぼれる)
to be conceited