Please always wear shin guards when playing soccer.
Warriors in the Sengoku period wore greaves as part of their armor.
Common mixed kanji-kana spelling; すね is often written in kana.
Abbreviated variant kanji spelling; very rare.
Kanji spelling using 脛 for shin.
Variant kanji 臑 for shin; rare.
Abbreviated kanji spelling; less common.
Compound of すね (shin) and 当て (pad, guard). The exact historical derivation is straightforward; the word has been used for both modern sports equipment and historical armor.