A businessman tries on the mask of Japanese famous animation "Dragon Ball" during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

A toy company staff member demonstrates Kendama, a Japanese traditional toy, during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

People take pictures of Star Wars figures during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

A businessman tries on the mask of Japanese famous animation "Dragon Ball" during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

Toy machinery cars are seen during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

Lego blocks are seen during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

Star Wars figures are seen during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)

Lego blocks are seen during the Tokyo Toy Show 2015 in Tokyo, Japan, June 18, 2015. The 4-day annual event kicked off Thursday, attracting 149 toy companies. (Xinhua/Stringer)