Corpus composition research

Kanji Pair Research

Enter one kanji to discover other characters recorded in the same JMnedict name spellings, or enter two kanji to inspect that exact co-occurrence. Every count in this research view describes the imported corpus—not population popularity in Japan.

久

Jōyō · KANJIDIC grade 5 · 3 strokes

long time, old story

由

Jōyō · KANJIDIC grade 3 · 5 strokes

wherefore, a reason

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Source rows containing both5

Distinct written forms5

Given-name readings4

Surname readings0

Adjacent 久由 forms1

Adjacent 由久 forms4

Recorded names

Name readings containing both characters

The pair only has to occur in the same written form; the two kanji are not required to be adjacent unless counted in the adjacency statistics above.

Given name

実由久

Myuku

みゅく

2 source-recorded spellings in this reading group contain both 久 and 由Given name

由久

Yoshihisa

よしひさ

1 source-recorded spelling in this reading group contain both 久 and 由Given name

久由

Hisayoshi

ひさよし

1 source-recorded spelling in this reading group contain both 久 and 由Given name

由久子

Yukuko

ゆくこ

1 source-recorded spelling in this reading group contain both 久 and 由

Evidence boundary

Co-occurrence is not popularity or etymology

The pair relation comes from exact JMnedict source rows through the compact kanji-usage index. KANJIDIC2 contributes character metadata only. A high corpus count can reflect dictionary coverage and should not be read as a national usage frequency.