Survival game in Kurohone! Coming back to like a children's playing field, enjoyed very much!! Check it out!!おっかなびっくりサバイバル・ゲーム。ここは黒保根、AKAGI357。すべてが初めての経験でしたが、気づけばすっかり童心、まるで子供のように…

Wondering everyday? Think about all from the science point of view, you can find something sure :) Look, great writer and illustrator she is!! ご存知ですか？「これってどうなの？日常と科学の間にあるモヤモヤを解消する本」… 今日はその著者「か…