The church attacker was wearing a black shirt emblazoned with the words "Jihad, Way of Life."
Experts say the supermoon will be visible from 6.46 pm to 9.52 pm in Singapore.
The Lantern Festival is celebrated on the 15th day of the first month in the Chinese lunar calendar.
Authorities say a suspect managed to flee the scene and police are hunting for him.
The police have arrested the cab driver for dangerous driving causing grievous bodily harm.
The military has blocked access to the area for journalists and aid workers.
Yu Xu died in a flying accident during a routine flight training on Saturday.
Police advises public to seek jobs from licensed agents and be careful of employers who ask for upfront payment.
The British High Commissioner Scott Wightman and Commander Andy Lamb leaded the tribute at the Kranji War Memorial.
The incident took place when devotees gathered around the shrine to take part in a religious ceremony.
Police are treating the case as attempted murder and have advised both of them to stay away from each other.
Police says more than 10 suspects were detained since September in connection to flower theft near Disneyland.
Japan says four ships entered at around 10.30 am and left within two hours.
The governor also urges employees in Central Java to dress up in cultural clothing on the 15th of every month.
The authorities say there were no immediate reports of damage or injury.