Takoba Municipal Beach Park

Dagobah Municipal Beach Park is in an unknown city where All Might trained Izuku Midoriya run by the Dagobah Beach Park Commission. He had to move a lot garbage from one side to the other as part of his training.

History
All Might chose a spot where he could train Izuku, so that his body could become a vessel for his Quirk. When the cleaning is done, All Might explains Izuku the reasons about going to U.A. High. Then, the newspaper shows the results of Izuku's training which causes this park to become a dating spot.

Trivia

 * Only All Might and Izuku know who cleaned the park up.
 * Dagobah, a star wars reference, is the planet Yoda trained Luke Skywalker on.