Visitors, wearing protective face masks following an outbreak of the coronavirus disease (COVID-19), are seen at Fushimi Inari shinto shrine in Kyoto, Japan, March 13, 2020. REUTERS/Edgard Garrido

A visitor, wearing protective mask following an outbreak of the coronavirus disease (COVID-19), poses for a photo at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

Visitors, wearing protective masks following an outbreak of the coronavirus disease (COVID-19), are seen at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

A visitor, wearing protective mask following an outbreak of the coronavirus disease (COVID-19), is pictured at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

A visitor, wearing protective face mask following an outbreak of the coronavirus disease (COVID-19), walks at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

Visitors, wearing protective masks following an outbreak of the coronavirus disease (COVID-19), explore the wooden torii gates at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

Visitors, wearing protective masks following an outbreak of the coronavirus disease (COVID-19), walk through wooden torii gates at Fushimi Inari Taisha shinto shrine in Kyoto, Japan March 13, 2020. REUTERS/Edgard Garrido

Shinto maidens take a break at Meiji Shrine in Tokyo, Japan January 7, 2020. REUTERS/Issei Kato

Visitors offer prayers during a Shinto ritual for companies wishing for prosperous business in front of an altar at the start of the new business year at Kanda Myojin Shrine, which is known to be frequented by worshippers seeking good luck and prosperous business, in Tokyo, Japan, January 6, 2020. REUTERS/Issei Kato

Visitors, a Shinto priest and Shinto maidens prepare for a ceremony for companies wishing for prosperous business in front of an altar at the start of the new business year at Kanda Myojin Shrine, which is known to be frequented by worshippers seeking good luck and prosperous business, in Tokyo, Japan, January 6, 2020. REUTERS/Issei Kato

Visitors and Shinto priests prepare for a ceremony for companies wishing for prosperous business in front of an altar at the start of the new business year at Kanda Myojin Shrine, which is known to be frequented by worshippers seeking good luck and prosperous business, in Tokyo, Japan, January 6, 2020. REUTERS/Issei Kato

Visitors and a Shinto maiden prepare for a ceremony for companies wishing for prosperous business in front of an altar at the start of the new business year at Kanda Myojin Shrine, which is known to be frequented by worshippers seeking good luck and prosperous business, in Tokyo, Japan, January 6, 2020. REUTERS/Issei Kato

Kiyoshi Miyasaka, 69, a Shinto priest who oversees the Yatsurugi and Tenaga shrines, is seen through a sculpture as he walks by the lakeside of Lake Suwa in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, takes part in his morning Shinto ritual at Tenaga Shrine in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, offers a tray of rice, sake, salt and water as he takes part in his morning Shinto ritual at Tenaga Shrine in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, clears fallen leaves using a a bamboo broom before his morning Shinto ritual at Tenaga Shrine in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, takes part in his morning Shinto ritual at Tenaga Shrine in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, is seen as he performs his daily routines at Tenaga Shrine near Lake Suwa in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, is seen as he performs his daily routines at Tenaga Shrine near Lake Suwa in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Shinto priest Kiyoshi Miyasaka, 69, who oversees the Yatsurugi and Tenaga shrines, clears fallen leaves using a leaf blower before his morning Shinto ritual at Tenaga Shrine in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

Kiyoshi Miyasaka, 69, a Shinto priest who oversees the Yatsurugi and Tenaga shrines, walks by the lakeside of Lake Suwa in Suwa, central Japan, November 18, 2019. REUTERS/Issei Kato To match Special Report CLIMATE-CHANGE/JAPAN-LAKE

The Webb Ellis Rugby World Cup trophy is blessed by Shinto priests during a Shinto ritual at Shimogamo Shrine ahead of the Japan 2019 World Cup, in Kyoto, June 17, 2019. REUTERS/Jack Tarrant TPX IMAGES OF THE DAY

Japan's Empress Michiko is led by a Shinto priest as she visits the tomb of late Emperor Hirohito at the Musashino Imperial Mausoleum in Tokyo, Japan April 23, 2019. Koji Sasahara/Pool via REUTERS

Japan's Emperor Akihito is led by a Shinto priest after visiting the tomb of his late father Hirohito to report his abdication at the Musashino Imperial Mausoleum in Tokyo, Japan April 23, 2019. Koji Sasahara/Pool via REUTERS

Japan's Emperor Akihito is led by a Shinto priest as he leaves the main sanctuary during his visits at Inner shrine of the Ise Jingu shrine, ahead of his April 30, 2019 abdication, in Ise, central Japan, April 18, 2019. REUTERS/Issei Kato

A vehicle transporting Japan's Emperor Akihito is escorted by Shinto priests as he visits at Outer shrine of the Ise Jingu shrine, ahead of his April 30, 2019 abdication, in Ise, central Japan, April 18, 2019. REUTERS/Issei Kato

A Shinto priest looks outside a window at the Kanda Myojin shrine where people offer prayers on the first business day, in Tokyo, Japan, January 4, 2019. REUTERS/Kim Kyung-Hoon

A Shinto priest presides a purification ceremony as people offer prayers on the first business day of the year at the Kanda Myojin shrine, which is known to be frequented by worshippers seeking good luck and prosperous business, in Tokyo, Japan, January 4, 2019. REUTERS/Kim Kyung-Hoon

Shinto priests make their way after attending a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

A shinto priest attends a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

Shinto priest attends a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

A shinto priest attends a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

Shinto priests walk to attend a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

Shinto priests make their way after attending a ritual to usher in the upcoming New Year at Meiji Shrine in Tokyo, Japan December 31, 2018. REUTERS/Kim Kyung-Hoon

Shinto priests are pictured while Japanese lawmakers visit the Yasukuni shrine to pay respects to the country's war dead in Tokyo, Japan August 15, 2018, on the 73rd anniversary of Japan's surrender in World War Two. REUTERS/Kim Kyung-Hoon

A Shinto priest accompanies Japanese lawmakers as they visit the Yasukuni shrine to pay respects to the country's war dead in Tokyo, Japan August 15, 2018, on the 73rd anniversary of Japan's surrender in World War Two. REUTERS/Kim Kyung-Hoon

A Shinto priest accompanies Japanese lawmakers as they visit the Yasukuni shrine to pay respects to the country's war dead in Tokyo, Japan August 15, 2018, on the 73rd anniversary of Japan's surrender in World War Two. REUTERS/Kim Kyung-Hoon

A Shinto priest (R) accompanies Japanese lawmakers as they visit the Yasukuni shrine to pay respects to the country's war dead in Tokyo, Japan August 15, 2018, on the 73rd anniversary of Japan's surrender in World War Two. REUTERS/Kim Kyung-Hoon

A Shinto priest stands in front of fans at Meiji Shrine during a heatwave in Tokyo, Japan July 25, 2018. REUTERS/Kim Kyung-Hoon

Sumo wrestlers take part in a Shinto ritual before the start of an annual sumo tournament dedicated to the Yasukuni Shrine in Tokyo, Japan, April 16, 2018. REUTERS/Toru Hanai

Sumo wrestlers take part in a Shinto ritual before the start of an annual sumo tournament dedicated to the Yasukuni Shrine in Tokyo, Japan, April 16, 2018. REUTERS/Toru Hanai

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Go Sakakibara poses with the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon TPX IMAGES OF THE DAY

Sakakibara Kikai's engineer Masaaki Nagumo controls the bipedal robot Land Walker during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo controls the bipedal robot Land Walker (L) next to Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Go Sakakibara talks on a mobile phone to communicate with another engineer boarding the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo opens a hatch from the cockpit of the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo controls the bipedal robot Mononofu from its cockpit during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Go Sakakibara checks an electric plug charging to the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu fires a rubber ball from its gun during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo controls the bipedal robot Mononofu from its cockpit during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo rides a lift to board the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's engineer Masaaki Nagumo boards the bipedal robot Mononofu during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon

Sakakibara Kikai's bipedal robot Mononofu is pictured during its demonstration at its factory in Shinto Village, Gunma Prefecture, Japan, April 12, 2018. Picture taken on April 12, 2018. REUTERS/Kim Kyung-Hoon