User blog comment:Hunter89/To Love Ru Darkness next season?/@comment-79.242.107.55-20140201192547/@comment-24034641-20140202022625

at the moment they're not actually sure, as the sales etc. were good, however due to how slow the manga release is, they have to wait longer, they might do an OVA (although they've done one or two already)

They may just put the project on hold and do another anime.