[いっしんふらん, isshinfuran](adj-na, n) wholeheartedly; with heart and soul; intently; with undivided attention; with intense concentration; single-mindedly[Add to Longdo]
[ふんきいちばん, funkiichiban](n) bracing oneself up to action, being inspired by something; getting down to work, putting heart and soul into it; tackling (a job) with gusto[Add to Longdo]