Lawson Inc said Wednesday it closed two of its franchise convenience stores after discovering they had systematically falsified expiration times on some food items prepared in the stores over a period of more than two years.
Japan Today
S Lawson Inc
V [said] ([on] Wednesday)
O (That)
S it ローソン
V [closed]
O two [of] its franchise convenience stores
その2件を閉めた。（フランチャイズのコンビニエンスストア）
補足
[after] discovering
見つけた後で
S they
V [had (systematically) falsified]偽装した
O (expiration) times
どんな→ [on] some food items prepared
いくつかの準備された食べ物
どんな→
[in] the stores
over a period [of] more than two years.
２年以上も