August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A girl is carried on the shoulders of her father in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A girls is carried on the shoulders of her father in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - Visitors walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A bee flies to a sunflower at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A bee flies to a sunflower at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A bee flies to a sunflower in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - Visitors walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A family walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A family walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A bee flies to a sunflower in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - Visitors walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A woman walks in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A couple walk in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - A girl is carried on the shoulders of her father in a field of sunflowers at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)

August 12, 2019, Zama, Japan - Fully bloomed sunflowers are displayed at the Zama Sunflower Festival in Zama city, suburban Tokyo on Monday, August 12, 2019. Summer vacationers enjoy some 550,000 sunflowers in the field at the Bon holidays. (Photo by Yoshio Tsunoda/AFLO)