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Sentence
Span Details
そろばん
abacus; soroban; calculation; reckoning; profit-and-loss calculation-> 算盤noun
式
style; method; system; type; ceremony; rite; celebration; wedding ceremony; equation; formula; mathematical expression; enforcement regulations of the ritsuryō codesnoun, noun suffix
暗算
mental arithmetic; mental calculationnoun, suru verb
は
topic markergrammar
集中力
concentration; ability to concentratenoun
を
object markergrammar
高める。
raise; increase; enhance; boostichidan verb