Saudi Arabia’s Crown Prince Mohammed bin Salman told Japanese Prime Minister Fumio Kishida in a phone conversation that the kingdom would contribute to the stabilisation of the international crude oil market, the Japanese government said on Thursday. Tight global supplies and geopolitical tensions in Eastern Europe and the Middle East have boosted oil prices by about 15% so far this year. Kishida said that Japan would like to work with Saudi Arabia towards oil market stabilisation, a written summary of the conversation between the two leaders showed. The prime minister, who took office in Octo…