There’s a total of 80 Sashimono Banners to find through Tsushima, but 34 of them can be acquired via liberating Strongholds. Below you’ll find a list of the Izuhara Strongholds that contain Sashimono Banners.
Sashimono Banner #1 - South of Azamo Bay
Head to Azamo Bay, then make your way on to the island south of the beach to find this Banner.
Sashimono Banner #2 - North of Azamo Foothills
Head North of Azamo Foothills and you’ll stumble across the Sashimono Banner sitting near a rock.
Sashimono Banner #3 - West of Rustling Bend
Head West of Rustling Bend and you’ll find the Banner sitting by a single tree out in the open.
Sashimono Banner #4 - Northwest of Kii’s Pond
Head Northwest of Kii’s Pond until you reach the river, then go inside the house to find the Banner.
Sashimono Banner #5 - Northeast of Cloud Pass
Head Northeast of Cloud Pass and you’ll find this banner sitting under a bridge.
Sashimono Banner #6 - Northwest of Winding Trail
Head Northwest of Winding Trail and you’ll find the banner sitting on the cliff edge.
Sashimono Banner #7 - Southwest of Golden Temple
Head Southwest of the Golden Temple until you reach a cliff, then climb up it to find the banner.
Sashimono Banner #8 - Southeast of Kuta Grasslands
Head Southeast of Kuta Grasslands and you’ll find the Banner up on a rock near the Waterfall.
Sashimono Banner #9 - Sibling Rock
Head to Sibling Rock to find this Banner sitting at the top of the stairs.
Sashimono Banner #10 - North Hiyoshi Springs
Head North of Hiyoshi Springs to find this Banner sitting on top of a cliff.
Sashimono Banner #11 - West of Wander’s Pass
Head West of Wander’s Pass, then climb down to the cliff to find the Banner.
Sashimono Banner #12 - North of Komoda Town
Head North of Komoda Town, then drop down into the waterfall to find this Banner.
Sashimono Banner #13 - Kiyomori’s Landing
Head to Kiyomori’s Landing and you’ll find this banner up on a cliff.
Sashimono Banner #14 - Castle Kaneda
Head down to the beach nearby Castle Kaneda and you’ll find this banner sitting in the corner.