Comrade K.K.

"Comrade K.K." is a K.K. Slider song in the that first appeared in. The song is reminiscent of traditional Russian folk music and especially, a genre that was common among amateur musicians in the former. This is reflected in the song's title, with comrade being commonly associated with communism and Russian speakers. The song's Japanese name and album art refer to , or early popular music in Japanese, which is also heavily influenced by European folk music and known for the heavy use of the accordion.

Album cover
The song's album cover features K.K. Slider with hair, glasses, and a suit, a possible reference to the iconic  singer,. In, K.K.'s portrait is against a gray and beige background with writing, akin to a classic Japanese record. In, K.K.'s portrait is against a purple background. The cover reads "けけ歌謡" (Keke Kayō) in kanji meaning "K.K. Ballad," short for the song's Japanese name "しょうわけけかよう" (Shōwa Keke Kayō) or "Shōwa-era K.K. Ballad."

The song's North American e-Reader card artwork features Weber, Iggy, Rolf, Lobo, and K.K. Slider; they appear to wear buttoned-up ushanka style hats (a hat popularized in the Soviet-era) and performing Russian folk dance, with a building resembling appearing in the background. The Japanese e-Reader card artwork instead features the image later used for its album cover.

In
In, "Comrade K.K." is not played in any villagers' houses. However, in and, it is played in the houses of Claude and Pippy. In, it is played in the houses of Iggy and Lucy, and the aircheck of the song's live performance can be received from Iggy, Lucy, and Sven at maximum friendship.

In
In, "Comrade K.K." is played in Lucy's house.

In
In, "Comrade K.K." is played in the houses of Lucy and Marcel.

In
In, "Comrade K.K." is played in the houses of Ken, Kidd, Lucy, and Marcel.

In
In, "Comrade K.K." is played in the houses of Curt, Frett, Greta, Hamphrey, Hopper, and Marcel.

In, "Comrade K.K." is played in the houses of Coach, Lobo, and Violet.

In
In, "Comrade K.K." is played in the houses of Avery, Coach, Curt, Lobo, Nibbles, and Violet.