diff --git a/pingyambiu b/pingyambiu
index 1909b9b..f63071a 100644
--- a/pingyambiu
+++ b/pingyambiu
@@ -2014,6 +2014,12 @@ kong3	kong	kong3	kɔŋ³	¯kɔŋ	kʰɔːŋ˧	kong3	kong3	kong³	kong3	kông
 kong4	kòhng	kong4	kɔŋ⁴	ˌkɔŋ	kʰɔːŋ˨˩	kong4	kong4	kong⁴	kong4	kong
 kong5	kóhng	kong5	kɔŋ⁵	ˏkɔŋ	kʰɔːŋ˩˧	kong5	kong5	kong⁵	kong5	kóng
 kong6	kohng	kong6	kɔŋ⁶	_kɔŋ	kʰɔːŋ˨	kong6	kong6	kong⁶	kong6	kòng
+kou1	kōu	kou1	kou¹	'kou	kʰou˥	kou1	kou1	ko¹	kow1	köw
+kou2	kóu	kou2	kou²	´kou	kʰou˧˥	kou2	kou2	ko²	kow2	kõw
+kou3	kou	kou3	kou³	¯kou	kʰou˧	kou3	kou3	ko³	kow3	kôw
+kou4	kòuh	kou4	kou⁴	ˌkou	kʰou˨˩	kou4	kou4	ko⁴	kow4	kow
+kou5	kóuh	kou5	kou⁵	ˏkou	kʰou˩˧	kou5	kou5	ko⁵	kow5	ków
+kou6	kouh	kou6	kou⁶	_kou	kʰou˨	kou6	kou6	ko⁶	kow6	kòw
 ku1	kū	ku1	ku¹	'ku	kʰuː˥	ku1	ku1	koo¹	ku1	kü
 ku2	kú	ku2	ku²	´ku	kʰuː˧˥	ku2	ku2	koo²	ku2	kũ
 ku3	ku	ku3	ku³	¯ku	kʰuː˧	ku3	ku3	koo³	ku3	kû