(adj) deserving regret, Syn. too bad, Example:regrettable remarks; it's regrettable that she didn't go to college; it's too bad he had no feeling himself for church
[こんぜさくひ, konzesakuhi] (exp) complete reversal of values or ways of thinking (over time); What appeared wrong in the past now appears right; realizing and regretting the past errors of one's ways