13 strokes
                                                    
                        Jouyou kanji
            Taught in 9th grade
    
                                                    JLPT exam level N1
                                            gutter, ditch, sewer, drain, 10**32
Kun'yomi
- み - ぞ - ditch ②groove ③gap (between people, countries, etc.) 
On'yomi
- コウ - 10^32 
Nanori
- ど - ぶ - ditch ②gap (between cutting guides) 
Character Breakdown
gutter, ditch, sewer
みぞ コウ どぶ (9th, N1)
put together, inner palace
コウ かま.える (Kentei 1)
References
| Unicode hex code | 6E9D | 
| JIS X 0208 | 1-25-34 | 
| Nelson, A. Classic Nelson | 2657 | 
| Haig, J. New Nelson Japanese-English Character Dictionary | 3275 | 
| Halpern, J. New Japanese-English Character Dictionary | 659 | 
| Halpern, J. Kodansha Kanji Dictionary | 810 | 
| Halpern, J. Kanji Learners Dictionary (Kodansha) | 473 | 
| Halpern, J. Kanji Learners Dictionary (Kodansha), 2nd edition (2013) | 604 | 
| Heisig, J. Remembering The Kanji | 1819 | 
| Heisig, J. Remembering The Kanji, Sixth Ed. | 1960 | 
| Gakken A New Dictionary of Kanji Usage | 1706 | 
| O'Neill, P.G. Japanese Names | 1859 | 
| Morohashi Daikanwajiten | 17944X | 
| Henshall, K. A Guide To Remembering Japanese Characters | 1263 | 
| Spahn and Hadamitzky Kanji and Kana | 1012 | 
| Spahn and Hadamitzky Kanji and Kana (2011 edition) | 1050 | 
| Hodges & Okazaki Japanese Kanji Flashcards | 1487 | 
| Kask, A. Tuttle Kanji Cards | 1639 | 
| Nishiguchi & Kono Kanji in Context | 1499 | 
| Kodansha Kodansha Compact Kanji Guide | 1232 | 
| Maniette, Y. Les Kanjis dans la tete | 1836 | 
| Tuttle Dictionary Descriptor Code | 3a10.9 | 
| Four corner code | 3514.7 | 
| De Roo Code | 347 |