いか以下ikaいげ以下ige
1.

A term used to indicate that something is less than a specified quantity or rank, often referring to a lower level or degree in comparison to a given standard.

2.

Used to refer to a group or category that includes a main representative and all other items or individuals that fall under that category.

3.

A phrase often found in written documents to signify what follows after a certain point, introducing additional information or examples that will be elaborated upon later.

4.

A historical expression that denotes something or someone that is beneath a certain status or title, often used in formal or hierarchical contexts.

Example:

16歳以下の子供は劇場には入場できません。

いか以下ikanoとおtoori
1.

The phrase used to introduce a list or statement that details information or examples that will follow, indicating that what comes next will provide clarification or elaboration on a subject.

2.

An expression that indicates that the upcoming content will enumerate or specify items, often used in formal or written contexts to present ordered or structured information.

ひょうじゅんいか標準以下hyoujun'ika
1.

期待される基準や水準よりも劣る状態を示す言葉。

2.

社会的または個人的な評価において、一般的に求められるレベルに達していないことを表す表現。

3.

通常の標準に満たない、またはそれに引き下がるような状況や能力を指す。