Synonym Boundary: "これ", "今週", "今朝", "今ごろ", "斯界"

When expressing "this" in Japanese, you must carefully distinguish between "これ", "今週", "今朝", "今ごろ", "斯界" based on context.

• これ (これ (kore) - Level: N5): Maps to "this (thing near speaker)" and is used when Demonstrative pronoun referring to a thing near the speaker. Forms the 'ko' series of demonstratives..
• 今週 (こんしゅう (konshuu) - Level: N5): Maps to "this week" and is used when Refers to the current week. Often used to talk about plans or events happening within the present week..
• 今朝 (けさ (kesa) - Level: N4): Maps to "this morning" and is used when Refers specifically to the current morning. It is almost always used with past tense verbs to describe events that happened earlier in the day..
• 今ごろ (いまごろ (imagoro) - Level: N3): Maps to "about this time; around now; by now" and is used when Refers to a time point that is 'around now' or 'around that time'.
• 斯界 (しかい (shikai) - Level: N1): Maps to "this field/sphere; this profession/line of business" and is used when Used formally to refer to one's own or the current field/industry. Often implies a deep understanding or specialization. 「この分野」の丁寧でフォーマルな表現。.

Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!