The man told the police he had knocked down the pedestrians in order to kill them, the MPD said. The stabbings occurred about 8:50 pm.
The suspect, 21, Kazuhiro Kusakabe, was arrested and being questioned, Tokyo Metropolitan Police said on customary condition of anonymity.
"Tonight's events will have understandably anxious people but I need to stress that the incident is not ongoing, a man is in custody and there is now no intelligence to suggest there is any wider threat at this time", assistant chief constable Rob Potts said in a statement.
Tokyo attack: Man drives car into New Year's Eve crowds with 'intention to kill'
Ten minutes after midnight in Tokyo on January 1 a van ploughed into pedestrians on a small street in the Shibuya Ward, injuring at least eight people. The shrine is a popular New Year's Eve destination.
Britain is now on its second-highest threat level of severe.
"I heard the man say, As long as you keep bombing these countries this is going to keep happening", the producer, Sam Clack, told BBC 5 Live radio.
Surprise! Looks Like Elizabeth Warren Is Running for President!
Formerly a professor of law at Harvard, the MA senator is considered to be on the liberal wing of the Democrat Party. The release of the DNA test was seized upon by Trump as proof that Warren's Native American ancestry was a fraud.
Nine people were injured when a man rammed a van into crowds celebrating New Year's Eve in Tokyo, Japanese authorities said. Local media said the suspect had initially described the incident as an "act of terror" but later said the attack was in retaliation for capital punishment without giving more precise details. The spokesman declined to elaborate.
A auto is inspected by police after it injured several pedestrians on Takeshita Street in Tokyo, early Tuesday, Jan. 1, 2019.
A 19-year-old university student remains unconscious after being hit by the minicar shortly after midnight on Takeshita Street in the Harajuku district, which is normally packed with young shoppers and foreign tourists during daytime.
Meghan Markle wore something she once thought she could never pull off
Back in May 2017, Markle said that she doesn't wear Victoria Beckham's clothing because she doesn't like the way it looks on her. On Christmas Day, Meghan Markle stepped out for church service at the Queen's Sandringham estate in Norfolk with Prince Harry .
Another witness, who runs a clothing shop in the area, said: "I am shocked that something like this happened on Takeshita Street".
Egyptian security forces kill 40 militants in Giza, North Sinai
Egypt's ministry of interior said that the raids had focused on three terrorist hideouts in North Sinai and Giza. Militants reportedly planned attacks against Egypt's security forces, tourism and Christian places of worship.