Japanese KANJI Names Dictionary

40 strokes in total

• Hiragana:
• こうようかんすう
• 
• Alphabet:
• kouyoukansuu
• 
• How to write 効用関数
• 効: efficacious, effectiveness; to toil, to serve in the army
• 用: use, employ, apply, operate; use
• 関: frontier pass; close; relation
• 数: number; several, count; fate