Jinta sustains a close friendship with Naruko, although she shows more romantic feelings towards him. They encounter each other when Anaru comes over to give him the summer homework, but end up on bad terms. Afterwards, as to grant Menma's first wish, he asks Anaru to help him get a legendary in the game 'Nokemon', which brings them closer. With the barbecue and him saving Anaru from falling, they keep hanging out to fulfill Menma's wish. Jintan even stands up for her when she's being targeted by her classmates for being spotted outside a love hotel. However, she confesses her unrequited feelings when they were working at a video game store.
Jinta as shown throughout the anime has romantic feelings for Menma, as he was deeply affected by her death. These feelings were present since childhood, but he never wanted to admit it until after Menma's death. When Menma appeared, he was determined to help with granting her wish even though she would disappear as a result. He is at times shown to lust after Menma hinted by the blushing or nosebleeds when they're in intimate positions. It is concluded in the end that Menma herself had feelings for Jinta as well.