However, as the actual episodes from the TV show are mostly unchanged – at least from the uncensored version shown on some channels – the added ero actually comes from a bonus OVA episode included that features the scantily clad cast in a school campus setting.
The extra OVA episode is entitled 「みんなでちゃうよ ガイノス学園大暴れ!」炎の転校生トモエ 疾風編 / “Everyone Comes! Riot at Gainosu School Campus!” Fiery Transfer Student Tomoe Shuppuden.
The original episodes also receive a welcome upgrade by way of the 16:9 aspect, but are otherwise mostly the same as the TV broadcast, which admittedly already had a tremendously high H quotient.
A “digital flash manga” is even included:
See more of the coverage at Renka.