とあれば (to-areba): If it is for; if the case is
～とあれば (to-areba)
Meaning
If it is for; if the case is
Formation and usage
plain clause／N + とあれば
Notation: N = noun; V dictionary = dictionary-form verb; V stem = the stem before ます; plain clause = plain-form clause; negative stem = the form before ない. Follow the attachment shown above.
Explanation
Presents a special condition that justifies doing something otherwise difficult or exceptional.
Examples
大切な会議のためとあれば、協力を惜しまない。
If it is for an important event, the meeting, I will gladly cooperate.
大切な試験のためとあれば、協力を惜しまない。
If it is for an important event, the exam, I will gladly cooperate.
大切な研修のためとあれば、協力を惜しまない。
If it is for an important event, the training session, I will gladly cooperate.
大切な発表会のためとあれば、協力を惜しまない。
If it is for an important event, the presentation event, I will gladly cooperate.
大切な面接のためとあれば、協力を惜しまない。
If it is for an important event, the interview, I will gladly cooperate.
How related patterns differ
にしろ, であれ, だろうと, and ようが can all concede a condition. Repetition lists alternatives; としても assumes one condition. いかに～ても emphasizes degree, while とあれば introduces a special condition motivating action.