Both the nations have agreed on the importance of strengthening mutual cooperation to counter the rising terrorism threats.
Prayut Chan-o-cha condemned the attack and ordered an official investigation.
Singaporean social marketplace Funzing announced the "first ever Pokémon job in the world".
Analysts say the separatist insurgents might be responsible for the blasts, although no group has claimed the responsibility yet.
Police said that the inmates killed in the blast were facing drug cases, including two alleged Chinese drug dealers.
Initially, the quake recorded a magnitude of 7.6 but later it was downgraded.
The local government says the cause of the explosion was being investigated.
The explosions happened ahead of a public holiday on Friday to mark the birthday of Queen Sirikit.
Japan wants "high- level" talks with China regarding this "intrusion" issue which is continuing despite Tokyo's protest.
The Singapore Civil Defence Force paramedics pronounced the woman, who was in her 40s, dead at the scene.
According to reports, a man got thrashed by the rioters after a heated argument.
Vietnam's Foreign Ministry said the information was "inaccurate", without elaborating.
Chiang, in a statement, said that he is sorry for causing trouble to the government.
Japan had claimed that several Chinese government vessels and hundreds of fishing boats are sailing near the disputed islets
The honour is given as recognition and appreciation of their contribution towards the nation.