A man in his 40s who went to collect overdue rent at an apartment in Nishitokyo, Tokyo, was repeatedly stabbed on September 7, with police arresting a 66-year-old resident who was three months behind on rent and was scheduled to vacate the property that day.
A 58-year-old man has been arrested on suspicion of setting fire to a home in Tokyo's Adachi Ward on September 4, injuring an 81-year-old woman, as police investigate whether he was involved in six suspicious fires reported in the area over about two weeks.
Emperor Naruhito carried out the annual rice harvest at a paddy field within the Imperial Palace on September 8, cutting two varieties of rice that will be used in ceremonies including the Niinamesai harvest festival.
Tokyo police detained 39 minors during a two-day nighttime operation around the "Toyoko" area of Kabukicho in Shinjuku, with 17 of them, or roughly 40%, found to have previously overdosed on medication.
A woman in her 60s died after her car was submerged in a flooded underpass in Iwaki, Fukushima Prefecture, as record rainfall caused widespread flooding, landslides and transport disruption across Kanto and surrounding areas on September 7, with authorities warning that further rain was expected during the evening commute.
The first hearing in a lawsuit seeking the return of 279 sets of Ainu ancestral remains from the Japanese government was held on September 4, marking the first time an Ainu group has taken the state to court over the return of human remains.
Three people died and two others were injured in a suspected arson and stabbing at a cake shop in Motosu, Gifu Prefecture, where the 66-year-old female owner had gathered with nine former junior high school classmates on September 5, with police investigating whether a 70-year-old company executive who was apparently not invited to the gathering was involved.
Prince Hisahito, the only son of Crown Prince Akishino and Crown Princess Kiko, turned 20 on September 6, as he continues to take part in a growing range of official duties as an adult member of Japan's Imperial Family.