Over the weekend, f(x) took over Tokyo's Ariake Coliseum on Saturday, Feb. 20 and Sunday, Feb. 21 as part of their f(x) the 1st concert Dimension 4 - Docking Station in Japan.

Performing a total of 35 songs throughout the concert, the SM Entertainment girl group sang the Japanese versions of their Korean hits "Hot Summer" and "4 Walls," according to a report done by Kpop Herald.

The Japanese tour was followed after the group's first solo concert in Seoul held last month. The idol group is said to be continue their Japanese tour on Tuesday, Feb. 23 making stops in Fukuoka, Osaka, and Nagoya

In addition, according to the report, it took seven years for f(x) to make their return to the Japanese stage as their first Japanese concert was held the same year of their debut, 2009

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