In 2013, Block B filed a lawsuit against Stardom Entertainment—their agency at the time—and took a small break from releasing music and performing live.

In 2016, they released the Japanese-language studio album, My Zone, which ranked in the top ten on the Billboard Japan and Oricon charts.

[9] According to media reports, the Block B members filed against Stardom at the Seoul Central District Court and stated "During the signing of the exclusive contract, it was promised that in addition to providing proper training opportunity and facilities, we would be paid on every 25th of the following month...

"[10] They stated: "The CEO of the agency, Mr. Lee, has also disappeared with the 70,000,000 KRW (~66,000 USD) that he collected from the members' parents."

"[12] On August 29, 2013, Block B announced that they had negotiated the transfer of their rights from Stardom to a new management company, Seven Seasons.

The single "Be the Light" featured Taeil's singing voice with a short clip of their music video accompanying it.

The title track "Nillili Mambo" was well received and ranked number 10 on Billboard's World Albums Chart.

[21] Block B starred their own reality show titled Five Minutes Before Chaos (개판5분전), which premiered April 10 on Mnet.

[23] Block B presented showcases in New York, Miami, and Washington D.C. in June through the concert organizer Jazzy Group.

[28] From November 22 to 23, Block B performed an encore solo Korean concert series, 2014 Blockbuster Remastering, which attracted more than 10,000 fans to two shows at Seoul's SK Olympic Handball Gymnasium.

The Los Angeles Times reported that "Block B had one of the most successful melds of Korean hip-hop with boy-band dynamics to come of the scene.

"[40] On September 23, it was announced that Block B would tour the United States for a second time in a concert series organized by SubKulture Entertainment.

[41] Block B released the single "A Few Years Later" two days after their Saturday Night Live Korea appearance, which reached number 3 on the Gaon digital chart.

[44] On June 16, 2016, Block B's Agency Seven Seasons announced their name change to "KQ Entertainment" in hopes to branch out more and improve their management and development of various artists.

[48] On December 15, 2016, the concert organizer My Music Taste announced that Block B would have a European tour between February and March 2017.

[56] On December 20, 2018, Jaehyo became the first group member to enter into the conscription required of South Korean men.

[60] After fulfilling his term of service, Taeil returned home on leave December 4, 2020, with his official discharge the following month.

[68] In September 2021, P.O's label, Seven Seasons, announced that he would not be renewing his contract with them,[69] and on October 29, 2021, P.O signed with the agency Artist Company.

[74] According to a News 1 report on August 22, 2024, the entire group will be appearing on the KBS 2TV show 'The Seasons - Zico's Artist' final episode recording in early September.