鍬入れ式[kuwaireshiki] ground-breaking ceremony
オギノ式[oginoshiki] Ogino method
サイクルアンドライド方式[saikuruandoraidohoushiki] cycle and ride system
シーアンドエア方式[shiiandoeahoushiki] sea and air system
シーリング方式[shiiringuhoushiki] ceiling system

シップエア方式[shippueahoushiki] ship air system
スキャンロン方式[sukyanronhoushiki] Scanlon plan
違式[ishiki] informality
一括式[ikkatsushiki] batch mode
一式[isshiki] complete set

アナログ計算機[anarogukeisanki] analog computer
シフト演算機構[shifutoenzankikou] shift arithmetic unit
暗算[anzan] mental arithmetic
違算[isan] miscalculation
一般命令演算機構[ippanmeireienzankikou] general instruction unit (computer)

運算[unzan] mathematical operation
演算[enzan] (mathematical) operation
演算機[enzanki] processor (as in computer chip)
演算子[enzanshi] operator
演算手順[enzantejun] algorithm