A magnitude-5.8 earthquake struck Honshu, Japan, injuring multiple people: Saitama reported nine injuries as of 04:00 JST, Kanagawa three as of 05:00 JST, and Tokyo reported cuts from broken glass. Tokyo Fire Department received about 30 quake-related calls as of 03:00 JST on the 23rd.

Iran’s Supreme National Security Council secretary Rezaei warned Gulf states not to join U.S. economic sanctions against Tehran, saying Iran would treat the interests of any such countries as legitimate targets for retaliation. He said that if neighbors joined the U.S. economic campaign, the Persian Gulf and the Strait of Hormuz would be left "without oil" and Iran would strike other Gulf oil export routes. Rezaei also claimed President Trump took the economic action at the urging of Israeli Prime Minister Netanyahu, saying Trump was initially skeptical but was persuaded to trial measures for two to three months before deciding whether to extend them to six months. He added that the enemy seeks to sow division and reiterated Iran’s unity.

Indian officials said a bulk carrier sank off India's east coast; the Indian Coast Guard has rescued 14 crew members and is searching for four others reported missing.