In the week of June 29 to July 5, 2015, Japanese site
Oricon revealed that the Volume 6 of
Ultraman was placed at 33rd in a ranking with a total of estimated 26,214 sold copies. From July 6 to 12 of that year, Volume 6's selling was boosted to number with an estimated number of 73,673 copies. On December 28, 2015, to January 3, 2016, the Volume 7 of
Ultraman was placed 20th rank with an estimated total of 43,969 copies. The ranking dropped to 38 in the week January 4–10 with a total of 68,100 copies. In the week of July 4–10, Volume 8 was ranked 20 with an estimated 41,077 sold. During the 2016 annual San Diego Comic-Con,
Ultraman is ranked 5th in "Best New Manga for Kids/Teens". In early 2017, Volume 9 was ranked 24th with a total of 59,898 copies. The manga sold over 2.4 million copies by 2017. As of 2018, the manga has sold more than 2.8million copies. Rebecca Silverman of the
Anime News Network reviews volume 1 of the manga and praises Shinjiro for his plot involvements in the storyline, although highlighting that "the timeskip is a bit abrupt, as is Bemular's introduction". == Merchandise ==