緩歩 is read as かんぽ (kampo) and means slow walk.
かんぽ
kampo
かんぽどうぶつ
tardigrade (any animal of phylum Tardigrada)
かんわ
relief
ゆるやか
gentle (slope, curve)
ゆるむ
(of a market price) to go down slightly
ゆるい
gentle (curve, slope, etc.)
かんしょうちたい
buffer zone
かんまん
lax
かんきゅう
lenience and severity
ゆるめる
to make more gradual (of a slope)
ゆるみ
slack
かんしょう
buffered
かんわじかん
relaxation time