Mezue ahịrịokwu na-esonụ: A họpụtara Mironov ka ọ kpọọ na mba ụwa na Russia n'okpuru 18 Team na 2012 IIHF World U18 Championship na Czech Republic. Ọ gbara egwuregwu isii niile maka Russia na blueline na-aga n'ụzọ iji nweta ebe nke ise. Mironov, nọchitere anya Russia na 2013 na
2014 World Junior Championships, na-enyere obodo ya aka inweta ọla nchara na ihe omume abụọ ahụ mgbe ọ na-enye isii isi ihe na asọmpi 14.