"Hadashi de Summer" (Japanese: 裸足でSummer, "Barefoot Summer") is the 15th single by Japanese idol group Nogizaka46. The center position of the title track is held by Asuka Saitō. Single was released on July 27, 2016. The song became number-one on the weekly Oricon Singles Chart, with 728,189 copies sold. It also number-one on the Billboard Japan Hot 100.

This single was released in 5 versions. Type-A, Type-B, Type-C, Type-D and a Regular Edition. Type-A includes Mai Shiraishi's solo song Offshore Girl and its music video was shot in Guam.

The center position in the choreography for the title song is held by Asuka Saitō. In the group's variety show Nogizaka Kōjichū, she visited Kyaiktiyo Pagoda in Myanmar where her mother's birthplace and prayed for the hit of the single.

The music video for the title track was shot in Nago and Ginoza in Okinawa Prefecture. It was directed by Takeshi Maruyama who also directed their documentary film Kanashimi no Wasurekata: Documentary of Nogizaka46 in 2015.