# Kim Mun language

Kim Mun (Chinese: 金門方言; also Lanten or Landian 蓝靛) is a Mienic language spoken by 200,000 of the Yao people in the Chinese provinces of Guangxi, Hunan and Yunnan, with about 61,000 of the speakers in Hainan Province. There are also speakers in Vietnam, Laos, and Thailand.
Iu Mien and Kim Mun are similar to each other, having a lexical similarity percentage of 78%.

## Distribution

In China, Kim Mun is spoken in the following counties (Mao 2004:304-305).
* Yunnan: Hekou, Malipo, Maguan, Xichou, Qiubei, Guangnan, Funing, Yanshan, Shizong, Jiangcheng, Mojiang, Yuanyang, Jinping, Lüchun, Mengla, Jinghong
* Guangxi: Xilin, Lingyun, Napo, Tianlin, Fengshan, Bama, Lipu, Pingle, Mengshan, Jinxiu, Yongfu, Luzhai, Fangcheng, Shangsi
* Hainan: Qiongzhong, Baoting, Qionghai, Tunchang, Ledong, Wanning, Sanya. In Hainan, Kim Mun speakers are officially classified by the Chinese government as ethnic Miao, rather than Yao.
Ethnologue lists several counties in Vietnam where Kim Mun is spoken (in Bac Giang province, Ha Giang province, Lao Cai province, Quang Ninh province, Tuyen Quang province and Yen Bai province).. Van Ban district of Lao Cai province is one of the primary areas where Kim Mun is spoken in Vietnam. In Vietnam, Dao people belonging to the Quần Trắng, Thanh Y, and Áo Dài subgroups speak Kim Mun. Kim Mun speakers are also found in northern Laos (in Luang Namtha province, Oudomxai province and in Bokeo province).
Daniel Arisawa has performed fieldwork with an isolated speaker of Kim Mun (originally from Laos) in Lampang province, northern Thailand (along the border of Mae Mo district and Ngao district).

## Phonology
### Consonants

| | | Labial | Labial | Dental | Alveolar | (Alveolo-) palatal | Velar | Velar | Velar | Glottal |
| | | plain | pal. | Dental | Alveolar | (Alveolo-) palatal | plain | lab. | pal. | Glottal |
| Nasal | Nasal | m | mʲ | | n | ȵ | ŋ | ŋʷ | | |
| Stop | voiceless | p | pʲ | | t | ȶ | k | kʷ | kʲ | ʔ |
| Stop | voiced | b | bʲ | | d | ȡ | ɡ | ɡʷ | ɡʲ | |
| Affricate | voiceless | | | | ts | | | | | |
| Affricate | voiced | | | | dz | | | | | |
| Fricative | voiceless | f | | θ | s | | | | | h |
| Fricative | voiced | v | | ð | | | | | | |
| Lateral | Lateral | | | | l | ȴ | | | | |
| Approximant | Approximant | | | | | j | | w | | |
* Lateral-released sounds are also present as /pˡ, bˡ, kˡ, ɡˡ/.
* Sounds /b, d, ȡ/ are more stiff-voiced [b̬, d̬, d̠̬ʲ] in free variation.
* Sounds /p, t, k/ are heard as unreleased [p̚, t̚, k̚] in word-final position.

### Vowels

| | Front | Central | Back |
| Close | i | | u |
| Close-mid | e | | o |
| Mid | | (ə) | |
| Open-mid | ɛ | ɐ | ɔ |
| Open | | a aː | |
* /ɐ/ is heard as [ə] in the Laos dialects of Kim Mun.
* /i, u/ can be heard as [ɪ, ʊ] when in closed syllables.
* /o/ may be labialized as [oʷ] in word-final position.
* /e/ may have a palatal off-glide as [eʲ] in word-final syllables.
* /ɔ/ when before a velar consonant can be heard as a diphthong [aʊ].
* /o, ɔ/ may also be heard as lowered [ɔ̞, ɒ] in free variation in the Laos dialects.

## Writing system

The orthography for Kim Mun in the Latin script was developed in China in 1983.
Initials:
| Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA |
| b | [p] | mbl | [bl] | h | [x] | gl | [kl] |
| mb | [b] | d | [t] | j | [tɕ] | nq | [g] |
| m | [m] | z | [ts] | x | [ɕ] | nql | [gl] |
| f | [f] | nd | [d] | nj | [dʑ] | ng | [ŋ] |
| v | [v] | s | [θ] | ny | [ɲ] |
| w | [w] | n | [n] | y | [j] |
| bl | [pl] | l | [l] | g | [k] |
Finals:
| Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA | Letter | IPA |
| i | [i] | iing | [iːŋ] | eeu | [eːu] | et | [et] | au | [au] | aap | [aːp] | om | [om] | oot | [oːt] | uun | [uːn] |
| ir | [ɪ] | ip | [ip] | em | [em] | eet | [eːt] | aau | [aːu] | at | [at] | oom | [oːm] | ok | [ok] | ung | [uŋ] |
| iu | [iu] | iip | [iːp] | eem | [eːm] | ek | [ek] | am | [am] | aat | [aːt] | on | [on] | ook | [oːk] | uung | [uːŋ] |
| iiu | [iːu] | it | [it] | en | [en] | eek | [eːk] | aam | [aːm] | ak | [ak] | oon | [oːn] | u | [u] | up | [up] |
| im | [im] | iit | [iːt] | een | [eːn] | er | [ə] | an | [an] | aak | [aːk] | ong | [oŋ] | ui | [ui] | uup | [uːp] |
| iim | [iːm] | ik | [ik] | eng | [eŋ] | erm | [ən] | aan | [aːn] | o | [o] | oong | [oːŋ] | uui | [uːi] | ut | [ut] |
| in | [in] | e | [e] | eeng | [eːŋ] | a | [a] | ang | [aŋ] | oi | [oi] | op | [op] | um | [um] | uut | [uːt] |
| iin | [iːn] | ei | [ei] | ep | [ep] | ai | [ai] | aang | [aːŋ] | ooi | [oːi] | oop | [oːp] | uum | [uːm] | uk | [uk] |
| ing | [iŋ] | eu | [eu] | eep | [eːp] | aai | [aːi] | ap | [ap] | ou | [ou] | ot | [ot] | un | [un] | uuk | [uːk] |
Tones are marked with letters d, h, v, s, z, x, w, c, q, f, y, r after a syllable.