also: ぐみ
class of students
Used for a school or kindergarten class. As a suffix in class names it may be read ぐみ, especially after a name such as さくら組.
My younger brother entered the Sakura class this year.
noun, noun, used as a suffix, counter
group of people; team; crew; party
Used for people treated as one unit, including work teams, travel parties, and groups divided by role or timing. It can also function as a counter for such groups.
The workers split into two teams and carried out the inspection.
We split into the group meeting there and the group taking the bus.
set; lot; bunch; assortment; deck or pack
Covers things grouped as one unit. As a counter, it is used for complete sets or assortments of items, including a deck or pack of cards.
I bought two sets of dishes for guests.
This deck of cards is complete.
organized-crime syndicate; crime family
Used in the context of yakuza or organized crime; often appears in names of syndicates or when referring to a group by its organization.
That syndicate is an organized-crime group based in Kansai.
Printing and publishing term for the way text is set or composed on a page. Modern writing also often uses more specific compounds such as 縦組み and 横組み.
Before proofreading, I checked the typesetting of the body text.
This book is printed in vertical composition.
We worked in groups of three.
The teacher divided the class into four groups.
Which class is your son in?
I bought a deck of cards.
association; union; guild
effort; initiative; dealing with · bout; match
assembly; construction; putting together · structure; framework; organization
crew
boss (esp. yakuza); foreman
rearrangement; recomposition; reclassification; recombination
insertion; inclusion; cut-in · built-in; embedded; predefined
forming a family tie; establishing a kinship relationship · adoption
suite
member of a criminal organization; gang member; yakuza member
incorporation; insertion · nesting; nest · square offering tray (unvarnished wood, nested set of three) · latticed ceiling
typesetting; composition · form; forme
competing program in the same timeslot; counterprogram
grapple; scuffle; tussle
braided cord; braid
member of a group under a kumigashira; fire brigade member · muntin; mullion; fret; lattice member
group leader; squad leader
tonarigumi; neighborhood association
gene recombination; genetic modification · genetically modified; GM
Edo-period fire brigade
one class (of students); one group (of people); one set (of items); one pair
set of three; three sets; three classes
two sets; two classes; double
credit association; credit union
square framing; lattice framework
cast and crew; production team; lineup of people involved
manual typesetting; hand composition · assembling by hand; braiding by hand
Also common, especially when the sense is close to a resulting grouping, arrangement, or printing composition; 組 without okurigana is very common for labels and counters.