The purpose of this study is to examine how the Japanese word, ‘omakase’, is used in Korean newspaper articles and analyze its inflow and settlement in the sociolinguistic background. The word, ‘Omakase’, is frequently used in newspaper articles in the areas of culture, economy, international, and local. It is commonly used in the area of food and beverage, and in some cases, it extends to other areas, such as the economy. The cases of uses in the existing category are sushi omakase, sashimi omakase, and Japanese food omakase. The cases of extensive uses in the food and beverage category are Korean beef omakase, native chicken omakase, seafood omakase, homemade meal omakase, and lamb chops omakase. Examples of use in other categories or creating hybrid w ords include o makase e conomy, omakase n ail, imokase, and Haenyeo-kase. The use of omakase in newspaper articles has gradually increased since 2002, and it has been increasing dramatically since 2013. The reason of its extensive use is considered the influence of various social backgrounds, for instance, the opening of Japanese pop culture or the entryof Japanese franchises into Korea.