Translation guide
Expressing that an action is done with complete sincerity, enthusiasm, and without reservation. Japanese uses adverbs, verb forms, and set phrases rather than a single direct equivalent.
To do something with one's whole heart, putting in maximum effort and genuine feeling.
Literally 'putting one's heart into it'. Used for actions done with care and sincerity, such as making a gift, writing a letter, or performing a task.
I cooked the meal wholeheartedly.
She sang the song wholeheartedly.
Means 'with all one's might' or 'as hard as one can'. Emphasizes effort and diligence. Very common in spoken and written Japanese.
I will study wholeheartedly.
Literally 'with a true heart'. Conveys deep sincerity and genuine feeling, often used in formal or heartfelt contexts.
I express my gratitude wholeheartedly.
Means 'with full power/effort'. Focuses on giving 100% physically or mentally, often used in sports or work.
I ran wholeheartedly.
To agree, support, or accept something completely and without holding back.
Literally 'from the heart'. Used for feelings like gratitude, apology, or agreement that are deeply felt.
I am wholeheartedly grateful.
Means 'completely' or 'fully'. Often used for support, agreement, or cooperation.
I wholeheartedly support that plan.
Means 'without stint' or 'generously'. Used when giving time, money, or effort without holding back.
To do something eagerly and with great interest or excitement.
心を込めて emphasizes emotional sincerity and care, often used for creative or personal acts. 一生懸命 emphasizes hard work and effort, suitable for tasks requiring diligence.
I wrote the letter with heartfelt care.
I wrote the letter with great effort (maybe it was difficult).
There is no single Japanese adverb that directly translates 'wholeheartedly' in all contexts. Using a phrase like 全心的に (zenshinteki ni) is not natural. Choose an expression based on the nuance you need.
I wholeheartedly recommend this book.
She wholeheartedly devoted herself to the cause.
He is working wholeheartedly.
I wholeheartedly agree.
惜しみなく協力します。
I will cooperate wholeheartedly.
She tackled the project wholeheartedly.