The following times apply as a rule of thumb for the time to allot to each museum:
<Naoshima>
Chichu Art Museum: 1 hour - 1 hour and 30 minutes
Lee Ufan Museum: 30 minutes
Benesse House Museum: 1 hour
Art House Project: 2 hours
ANDO MUSEUM: 15 - 30 minutes
<Teshima>
Teshima Art Museum: 1 hour
"Les Archives du Cœur": 30 minutes
Teshima Yokoo House: 30 minutes
Teshima 8 Million Lab: 30 minutes
Needle factory: 30 minutes
<Inujima>
Inujima Seirensho Art Museum: about 1 hour
Inujima Art House Project: about 45 minutes
Seaside Inujima Gallery: about 10 minutes