The Olympic mascot wears a chequered blue and white pattern, and is described to have a "strong sense of justice and is very athletic".
A total of 205,755 classes at 16,769 elementary schools took part in selecting three short-listed designs, with their classes casting a single vote.
Organisers previous year received more than 2,000 entries from the general public in a nationwide competition, from which they short-listed three pairs of designs in December.
"These two are very different in design but I think they have quite a unity between them", she said, evoking a theme that resonates well with the Olympic movement.
"It has a dignified inner strength and a kind heart that loves nature", the description of the mascot said.
Arsene Wenger responds to Roy Keane's "overrated" dig at Jack Wilshere
Wilshere has shaken off his injury woes this season and encouragingly he's missed just three games since the turn of the year. Positive performances from Arsenal players were hard to come by, but Wilshere was particularly disappointing.
A total of 205,755 classes from 16,769 elementary schools, including worldwide schools and Japanese schools overseas, participated in the selection process. Its superpower is moving things by simply looking at them.
Known locally as "yuru-kyara" or "laid-back characters", mascots can also be major money-spinners.
Here's more on the Olympic mascots. Every prefecture in Japan actually has a mascot, which are usually created to promote a business, region, organization or sporting event such as the Olympics.
"I am sure that it will lead to the Japanese athletes delivering good results at the 2020 Tokyo Games".
In addition, the company has already started building an even wider global roster of athlete ambassadors ahead of the Olympic Games Tokyo 2020, which will take place in the home city of Bridgestone's global headquarters.
The designer of the winning mascots is Ryo Taniguchi, who graduated as an art major from Cabrillo College in California, and is now active as a character designer/illustrator. "I just want to tell my beloved wife that I've been chosen".