I didn't speak any japanese then but i remember. Wikipedia seems to treat yoi as used in the context as interchangeable with shizentai (natural stance). Synonym für yoi 良い yoi :
良い (yoi) (よい ( yoi )), 良い (ii) (よい ( ii )) synonym für 良い (yoi) almost same means use “ii” for usually conversation.|よい is the true way to read 良い, but in speaking almost all people say. 良い一日 → yoi ichinichi 良い一日 → yoi tsuitachi which reading you should use depends on your. 良い yoi — 良く yoku いい ii — よく yoku when typing いい, ime offers 良い in the lookup table.
Both readings are possible in the limited context of your sample string: What you may already know is that いい only has a 連. This has same meaning with yoi, but it is more casual,. They are quite the same except that よい sounds a bit more formal or contrived depending on the situation but that's all.
When doing karate years ago the sensei would use the word ''yoi'' to instruct the students to take a ready/prepared stance. @larsvader 「楽しんでね!」(tanoshindene!)と言います。|ゲームの前に viel spaß, viel glück などと使う場合について。日本語では、 「よろしくお願いします」 yorosiku onegaisimasu. Most karate sites do also translate the meaning as ready. I saw the phrase よいではないか (yoi de wa nai ka) in a comic strip, and decided to look it up because its literal meaning of isn't it good? didn't seem to make any sense.