塁 — “Bases / Fort / Rampart / Walls” in Japanese

Master (高手)るい, らい, すい, とりで

Radical ⼟ · radical 32 The building block this kanji is filed under

“Bases / Fort / Rampart / Walls” in Japanese is 塁, read rui, rai, sui (るい, らい, すい, とりで). It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 塁 (base in baseball).

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What does 塁 mean?

Full details, readings & example

Kanji	塁
Meaning	Bases / Fort / Rampart / Walls
Readings	るい, らい, すい, とりで
Grade	Master (高手 · secondary school)
Curriculum	Jōyō kanji · Japanese secondary school (JLPT N1–N2)
Example	塁 (base in baseball)

How to read 塁

塁 is read rui (るい) or rai (らい) or sui (すい) or toride (とりで) depending on the word.

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Kanji read the same way as 塁

Same sound, different character — the classic trap. Compare them side by side:

Updated: 2026-08-28