this has to be the saddest part of the whole anime....otanashi learns that Kanade's regret was not being able to thank him for the heart she received from Otonashi after his death. Otonashi is heartbroken after she thanks him and passes on, as he has fallen in love with her
otanashi telling kanade he loves her and asking her to stay
kanada passes on...
two people resembling Otonashi and Kanade meet each other on the street in the real world.