the best, the optimum

national holiday

machination (clever scheme or artful plot, usually crafted for evil purposes)

plot, scheme

jackhammer (portable percussive drill device) / any other type of rock drill

Alternative form of 削岩機

acetic acid

(rare) the morning of the day before yesterday

previously created work, someone's earlier work / crops cultivated earlier (than similar ones planted later)

a carbonated soft drink, especially one of various sweet and sour drinks popular in Japan and Korea and/or a lemon-lime drink / cider