A 44-year-old man arrested on suspicion of attacking a teenage boy with a hammer on a street in Fussa, Tokyo, is refusing to cooperate with investigators, even as authorities say a 30-centimeter hammer believed to be the weapon was recovered from his residence with what appear to be bloodstains. (News On Japan)

Prime Minister Sanae Takaichi said discussions toward a decision on constitutional revision would be advanced in the Diet, as she delivered a video message to a pro-revision rally held in Tokyo on May 3rd, Constitution Memorial Day. (News On Japan)

Shirarahama Beach in Shirahama, Wakayama Prefecture, opened for the swimming season on May 3rd, marking the earliest “sea opening” on Honshu and the start of operations for the popular beach destination. (News On Japan)

Japan began a second round of releases from its national oil reserves on May 3rd, as the government moves to stabilize energy supplies following escalating tensions in the Middle East that have effectively shut down the Strait of Hormuz. (News On Japan)

The Japan Meteorological Agency announced that the Okinawa region is believed to have entered the rainy season, marking the second such declaration nationwide following the earlier onset in the Amami region of Kagoshima Prefecture, with the timing coming six days earlier than the average year and one day earlier than in 2025. (News On Japan)

Japan’s Foreign Minister Motegi, currently visiting Kenya, held a phone call with Iran’s Foreign Minister Abbas Araghchi early on May 3rd Japan time, urging Tehran to ensure the passage of all vessels remaining in the Persian Gulf. (News On Japan)

The Japanese government has emphasized that sufficient supplies are secured, but escalating tensions in the Middle East are beginning to ripple across Japan’s Golden Week holiday period, affecting not only fuel prices but also tourism and agriculture in unexpected ways. (News On Japan)

Japan’s domestic automobile sales showed solid growth, with new car sales in April rising 9.6% from a year earlier to 314,816 units, according to data released on May 1st by industry groups including the Japan Automobile Dealers Association. (News On Japan)

A surge in the growth of illegal opium poppies across Japan has prompted authorities to intensify eradication efforts, with around 10,000 plants removed in just two hours in Saga Prefecture, as officials urge the public to report any sightings. (News On Japan)

An Okinawa-based company that developed a technology to preserve sea grapes for extended periods has received the Monozukuri Nippon Grand Award, which recognizes outstanding technologies and products. (News On Japan)

A zoo employee in Hokkaido was sent to prosecutors on May 1st after allegedly burning his wife’s body in an incinerator at the facility, with investigators revealing that he had stated prior to his arrest that “she became ashes” after being burned for more than two hours. (News On Japan)

Roads leading into forested areas of Towada Oyu in Kazuno City, Akita Prefecture, have been closed at 45 locations following a series of past bear attacks that left people dead or injured, with the measures set to remain in place until the end of June. (News On Japan)

JR West announced on April 30th that it has signed a cooperation agreement with Japan Airlines and All Nippon Airways to address social challenges in western Japan, aiming to boost inbound tourism and explore future integration of reservation systems. (News On Japan)

A scandal has emerged at Nishi-Nippon City Bank after it was revealed that an employee at its Shimonoseki branch uploaded videos and images containing personal information to social media, with the content later spreading widely online and prompting the bank to issue an apology on April 30th. (News On Japan)

A hotel in Choshi, Chiba Prefecture, known for offering one of Japan’s earliest sunrise views, has remained closed months after its sudden suspension of operations in late 2025, as an investigation reveals the operator behind the property acquired dozens of facilities nationwide, with at least 24 now shut or out of business, raising questions about a business model allegedly tied to visa acquisition for Chinese investors. (News On Japan)

A resident was referred to prosecutors on April 30 for continuing to feed pigeons and crows despite an official stop order from Osaka City, marking what authorities say is the first criminal case of its kind in Japan. (News On Japan)

Japan’s Golden Week holiday period got fully underway on April 29, drawing large crowds to major tourist destinations and airports, where long lines formed as overseas travel surged. (News On Japan)

A sharp exchange unfolded at the review conference of the Nuclear Non-Proliferation Treaty (NPT) in New York, where China accused Japan of seeking to deploy nuclear weapons belonging to its allies, prompting a firm rebuttal from Tokyo. (News On Japan)

Sakurai City in Nara Prefecture, home to around 920 ancient burial mounds, has drawn renewed attention to one in particular, the Akasaka Tennozan Kofun, as researchers increasingly suggest it may be the true resting place of Emperor Sushun, who ascended the throne in the late sixth century with the backing of powerful statesman Soga no Umako. (News On Japan)

A motorcyclist was killed after colliding with a deer and being struck by following vehicles on April 29th in the early hours in Shibukawa, Gunma Prefecture, with police arresting a 61-year-old woman on suspicion of a hit-and-run. (News On Japan)