恥はずかしながら

expression, adverb

embarrassingly; shamefully; I'm embarrassed to say that...

A set phrase used to preface a statement the speaker feels embarrassed or ashamed to admit. Often used in formal or self-deprecating contexts.

• 恥はずかしながら、まだ一いち度ども海かい外がいに行いったことがありません。

  I'm embarrassed to admit it, but I've never been abroad.

• 恥はずかしながら、その本ほんは読よんだことがありません。

  I'm ashamed to say I haven't read that book.