Presuming with 〜だろう and 〜でしょう
Grammar: Conjecture » 〜だろう and 〜でしょう
Presuming or supposing something, with no particular information or evidence to back up that position, is expressed by appending だろう (from だ) or でしょう (from です) to a noun, verb, or adjective. As an expression, it has the meaning of “I wonder” or “don’t you agree?”
Related Grammar
Examples
Do you believe such about our customers with 〜でしょう

Pointing out the plainness of the cups at the Rabbit House café, Cocoa suggest with more colorful cups, people will surely be happier.
- チノ:
- 「そうでしょうか?」
- “Do you think that's so?”
How about some cookies with 〜でしょう

After serving tea to her friends, Syaro brings out a plate of cookies.
- シャロ:
- 「ハーブを使ったクッキーはいかがでしょう?私が焼いたんですが…」
- “How about some cookies made with herbs? Although I'm the one who baked them...”
Isn't it too literal with 〜だろう

Cocoa suggests a more fitting name for a café with the rabbit Tippy as a mascot would be “Fluffy Café”.
- リゼ:
- 「そりゃまんますぎるだろう」
- “That's too literal, isn't it?”
See Also
Isn't the café named as such with 〜でしょう
ご注文はうさぎですか? » Volume 1 » Page 18

Perhaps this is what he wants with 〜でしょう
ご注文はうさぎですか? » Volume 1 » Page 48

Presuming the reason for the café's name with 〜だろう
ご注文はうさぎですか? » Volume 1 » Page 18

Wasn't it a shock with 〜だろう
ご注文はうさぎですか? » Volume 1 » Page 110

Wondering about lodger duties elsewhere with 〜だろう
ご注文はうさぎですか? » Volume 1 » Page 50

Supplemental Examples
Additionally, I'm happier having girls here with それに〜
Grammar » In addition to with それに〜
ああっ女神さまっ » Volume 2 » Page 75

Place of lodging with 〜先
Vocabulary » Place where something is done with 〜先
ご注文はうさぎですか? » Volume 1 » Page 50

Receiving a taking-away with 〜れる
Grammar » Receptive verbs with 〜れる
ご注文はうさぎですか? » Volume 1 » Page 110

Scheduled to stay the night with 〜ことになっている
Grammar » Past decision still in effect with 〜ことになっている
ふだつきのキョーコちゃん » Volume 5 » Page 110

Too literal with 〜すぎる
Grammar » Too much with 〜すぎる
ご注文はうさぎですか? » Volume 1 » Page 18

When you're small with 〜うちは
Grammar » While with 〜うちは
ふらいんぐうぃっち » Volume 5 » Page 49
