YOU SAID:

I've returned to this chat slightly more vaccinated than last time as well as being slightly more competent at Japanese

INTO JAPANESE

前回より少しワクチンを接種し、日本語も少し上手になったので、このチャットに戻りました。

BACK INTO ENGLISH

I got a little vaccination from the last time and my Japanese is a little better, so I returned to this chat.

INTO JAPANESE

前回から少し予防接種を受けて、日本語が少し上手になったので、このチャットに戻りました。

BACK INTO ENGLISH

I got a little vaccination from the last time and my Japanese has improved a little, so I returned to this chat.

INTO JAPANESE

前回から少し予防接種を受けて、日本語が少し上達したので、このチャットに戻りました。

BACK INTO ENGLISH

I got a little vaccination from the last time and my Japanese has improved a little, so I returned to this chat.