The writer researched omnibus-routes in this area, and studied following items with documents of application, timetable or map, statistics of transport, and so on about the omnibus.
(1) Here was made a study about the sightseeing-development of Mt.Akagi
(2) Many omnibus-routes were extended till the latter part of 1960's from the beginning of 1950's, because of road-improvement and wish of bus-operation by habitants.
(3) Many of them were cut down with closing since the last part of 1960's, because some omnibus-routes were extended excessively and other ones were competed with plural bus company.
(4) Communication between two cities (Maebashi and Kiryu) was turned to the railway (Ryomoline JNR) from the bus (Maebashi-Kiryu), because using the railway was made more convenience than using the bus through 1960's.