"description":"String of space-separated tags for the definition. An empty string is treated as no tags."
},
{
"type":"string",
"description":"String of space-separated rule identifiers for the definition which is used to validate delinflection. Valid rule identifiers are: v1: ichidan verb; v5: godan verb; vs: suru verb; vk: kuru verb; adj-i: i-adjective. An empty string corresponds to words which aren't inflected, such as nouns."
},
{
"type":"number",
"description":"Score used to determine popularity. Negative values are more rare and positive values are more frequent. This score is also used to sort search results."