8 strokes
                                                    
                        Jouyou kanji
            Taught in 5th grade
    
                                                    JLPT exam level N2
                                            merit, efficacy, efficiency, benefit
Kun'yomi
- き - く - to be effective ②to work ③to taste (alcohol) 
- ききめ 
- なら - う 
On'yomi
- コ - ウ - efficacy 
Character Breakdown
References
| Unicode hex code | 52B9 | 
| JIS X 0208 | 1-24-90 | 
| Nelson, A. Classic Nelson | 722 | 
| Haig, J. New Nelson Japanese-English Character Dictionary | 535 | 
| Halpern, J. New Japanese-English Character Dictionary | 1265 | 
| Halpern, J. Kodansha Kanji Dictionary | 1617 | 
| Halpern, J. Kanji Learners Dictionary (Kodansha) | 849 | 
| Halpern, J. Kanji Learners Dictionary (Kodansha), 2nd edition (2013) | 1164 | 
| Heisig, J. Remembering The Kanji | 1276 | 
| Heisig, J. Remembering The Kanji, Sixth Ed. | 1369 | 
| Gakken A New Dictionary of Kanji Usage | 515 | 
| O'Neill, P.G. Japanese Names | 653 | 
| O'Neill, P.G. Essential Kanji | 623 | 
| Morohashi Daikanwajiten | 2334 | 
| Henshall, K. A Guide To Remembering Japanese Characters | 671 | 
| Spahn and Hadamitzky Kanji and Kana | 816 | 
| Spahn and Hadamitzky Kanji and Kana (2011 edition) | 835 | 
| Sakade, F. A Guide To Reading and Writing Japanese | 782 | 
| Hodges & Okazaki Japanese Kanji Flashcards | 370 | 
| Henshall & De Groot A Guide To Reading and Writing Japanese, 3rd ed. | 697 | 
| Kask, A. Tuttle Kanji Cards | 682 | 
| Nishiguchi & Kono Kanji in Context | 501 | 
| Kodansha Kodansha Compact Kanji Guide | 216 | 
| Maniette, Y. Les Kanjis dans la tete | 1284 | 
| Tuttle Dictionary Descriptor Code | 2g6.2 | 
| Four corner code | 0442.7 | 
| De Roo Code | 445 |