The later reading is found in Seitoku University and its associated junior college (both in Matsudo, Chiba) as well as Tokyo's defunct Seitoku Junior College of Nutrition (and indirectly its replacement Seiei College).
On 12 May 1971, the City of Box Hill established a sister city relationship with Matsudo, in Chiba, Japan.
17 10-car sets (101 to 117) and 19 5-car sets (121 to 139) based at Matsudo Depot for use on Jōban Line services between Ueno and Toride, and also Narita Line services to Narita, replacing the earlier 103 series fleet.